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      <MissionDesc>THE MISSION OF THE MOUNT VERNON LADIES' ASSOCIATION (THE ASSOCIATION) IS TO PRESERVE, RESTORE, AND MANAGE THE ESTATE OF GEORGE WASHINGTON TO THE HIGHEST STANDARDS AND TO EDUCATE VISITORS AND PEOPLE THROUGHOUT THE WORLD ABOUT THE LIFE AND LEGACIES OF GEORGE WASHINGTON, SO THAT HIS EXAMPLE OF CHARACTER AND LEADERSHIP WILL CONTINUE TO INFORM AND INSPIRE FUTURE GENERATIONS.</MissionDesc>
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      <Desc>EDUCATION - WE WELCOMED 1,132,000 VISITORS TO THE ESTATE IN 2017, OUR HIGHEST ATTENDANCE IN MORE THAN A DECADE, 349,000 OF WHICH WERE STUDENTS WHO VISITED FROM ALL 50 OF THE UNITED STATES AND AROUND THE WORLD. WE REMAINED THE MOST POPULAR HISTORIC ESTATE IN AMERICA, AND REACHED EVEN MORE INDIVIDUALS THROUGH OUR ONLINE PRESENCE. WE CAPTURED 20.3 MILLION PAGE VIEWS, WHICH CONSUMED MORE THAN 340,000 HOURS OF CONTENT ON THE WEBSITE, AN INCREASE OF 16% FROM 2016. WE REDESIGNED OUR GENERAL MANSION TOURS IN 2017, ADDING TWO NEW TOUR EXPERIENCES. IN OUR PEAK SEASON, THE TOUR WAS ADJUSTED TO APPEAL TO YOUNG PEOPLE. INTERPRETERS ENGAGED THE STUDENTS WITH FIRST-PERSON CHARACTER INTERACTIONS WITH TRIVIA QUESTIONS AND ALLOWED PICTURES INSIDE THE MANSION, HELPING EXPAND OUR REACH ON SOCIAL MEDIA. IN LOW VISITATION MONTHS, WE ADOPTED A LONGER MORE PERSONALIZED TOUR OF THE MANSION AND COVERS SECTIONS OF THE GROUNDS AS WELL. BOTH TOURS RECEIVED RAVE REVIEWS AND WILL BE CONTINUED IN 2018. WE CELEBRATED OUR 10TH ANNIVERSARY OF GEORGE WASHINGTON DISTILLERY, INTERPRETING THE STORY OF ONE OF THE GENERAL'S MOST SUCCESSFUL BUSINESS ENTERPRISES. GEORGE WASHINGTON'S RYE WHISKEY WAS NAMED THE OFFICIAL SPIRIT OF THE COMMONWEALTH OF VIRGINIA IN MARCH OF 2017.SINCE OPENING IN 2006, THE DONALD W. REYNOLDS MUSEUM &amp; EDUCATION CENTER HAS PROVIDED MOUNT VERNON GUESTS WITH THE OPPORTUNITY TO DIVE DEEPER INTO THE STORIES OF WASHINGTON'S LIFE AND LEGACIES. THE 4-D REVOLUTIONARY WAR THEATER-WHERE CANNONS FIRE AND SNOW FALLS EVERY DAY OF THE YEAR-HAS BECOME THE EDUCATION CENTER'S MOST POPULAR ATTRACTION. WHILE BELOVED, THE DECADE-OLD PRODUCTION AND THEATER HAD BEGUN TO SHOW THEIR AGE. AS PART OF A COMPLETE OVERHAUL, A BRAND NEW FILM WAS COMMISSIONED THAT INCORPORATES CUTTING-EDGE ANIMATION AND EXCITING LIVE-ACTION SEQUENCES, ALL PROJECTED AT 4K RESOLUTION ON A MASSIVE NEW SCREEN WITH ENHANCED 4-D SPECIAL EFFECTS AND AUDIO TO CREATE A POWERFUL AND MEMORABLE EXPERIENCE.A NEW INTERACTIVE EXPERIENCE, BE WASHINGTON: IT'S YOUR TURN TO LEAD, NEARED COMPLETION IN PREPARATION FOR A FEBRUARY LAUNCH. WITH INPUT FROM SCHOLARS AT THE WASHINGTON LIBRARY, WE DEVELOPED FOUR SCENARIOS ADDRESSING DIFFICULT LEADERSHIP DILEMMAS FROM THE AMERICAN REVOLUTION AND WASHINGTON'S PRESIDENCY. THIS FIRST-PERSON IMMERSIVE PROGRAM ALLOWS GUESTS TO PUT THEMSELVES IN WASHINGTON'S SHOES AS THEY LISTEN TO COUNSEL FROM ON-SCREEN ADVISERS LIKE THOMAS JEFFERSON AND ALEXANDER HAMILTON BEFORE THEY VOTE ON A COURSE OF ACTION. IN RECOGNITION THAT BE WASHINGTON HAD TREMENDOUS POTENTIAL FOR USE IN SCHOOLS, A WEB VERSION OF THE PROGRAM WAS DEVELOPED, COMPLETE WITH SUPPLEMENTAL CLASSROOM MATERIALS.AS THE FRED W. SMITH NATIONAL LIBRARY FOR THE STUDY OF GEORGE WASHINGTON ENTERS ITS FIFTH YEAR OF OPERATIONS, SCHOLARSHIP ON WASHINGTON'S LIFE AND TIMES CONTINUES TO GROW AND FLOURISH. IN ADDITION TO ASSISTING NEARLY 4,500 RESEARCHERS AND FACILITATING MORE THAN 2.6 MILLION VIRTUAL VISITS TO OUR ONLINE DIGITAL ENCYCLOPEDIA, WE HOSTED A FLURRY OF BOOK TALKS, LECTURES, AND SYMPOSIA. TO EXTEND OUR BURGEONING INTERNATIONAL REPUTATION, THE WASHINGTON LIBRARY CO-HOSTED AN ACADEMIC CONFERENCE IN TURIN, ITALY, WHICH FEATURED MORE THAN 15 LEADING INTERNATIONAL SCHOLARS.THROUGH THE WORK OF RESEARCH FELLOWS AND ON-SITE SCHOLARS, OUR EXPANDING SCHOLARSHIP TOUCHES NEW AREAS OF WASHINGTON'S LIFE AND LEGACY. HIS WELL-DOCUMENTED SUPPORT FOR RELIGIOUS FREEDOM EMERGED AS AN IMPORTANT AND TIMELY THEME THIS YEAR. THE WASHINGTON LIBRARY ACQUIRED A REMARKABLE COLLECTION OF 16 PRINTINGS OF WASHINGTON'S LETTERS TO RELIGIOUS CONGREGATIONS DATING FROM 1789-1790-INCLUDING HIS HISTORIC ADDRESS TO THE HEBREW CONGREGATION AT TOURO SYNAGOGUE IN NEWPORT, RHODE ISLAND-PLUS FOUR ADDITIONAL DOCUMENTS RELATING TO RELIGIOUS FREEDOM.WE ALSO TOOK SIGNIFICANT STEPS TO STRENGTHEN OUR RESOURCES FOR CLASSROOM TEACHERS. ONE OF OUR LARGEST EFFORTS THIS YEAR FOCUSED ON GROWING OUR FOOTPRINT IN TEXAS- A LARGE STATE WHERE SOCIAL STUDIES IS OF MAJOR SIGNIFICANCE, GIVEN THAT SCHOOLS ARE EVALUATED BASED ON TESTING IN THE SUBJECT. IN TEXAS EIGHTH-GRADE CLASSROOMS, THE U.S. CONSTITUTION IS A STRONG AREA OF FOCUS, AND ITS DEVELOPMENT WAS AN IMPORTANT LEADERSHIP MILESTONE IN GEORGE WASHINGTON'S LIFE. BY BOLSTERING OUR CLASSROOM-APPROPRIATE RESOURCES ON THIS IMPORTANT TOPIC, WE SEIZED AN OPPORTUNITY TO PROVIDE TOOLS AND PLATFORMS FOR TEXAS TEACHERS-RESOURCES THAT WILL ALSO BE VALUABLE FOR EDUCATORS ACROSS THE COUNTRY.WE ALSO CONTINUED TO INVEST IN OUR LONG-STANDING RESIDENTIAL PROGRAM FOR TEACHERS, WHICH WILL MARK ITS 20TH ANNIVERSARY IN 2019. IN 2017, 158 TEACHERS ATTENDED THE GEORGE WASHINGTON TEACHER INSTITUTE'S RESIDENTIAL PROGRAM. OFFERED OVER THE COURSE OF EIGHT WEEKS DURING THE SPRING AND SUMMER, GWTI OFFERS A CURRICULUM FOCUSED ON SIX THEMATICALLY UNIQUE PROGRAMS: MARTHA WASHINGTON AND THE WOMEN OF THE 18TH CENTURY; SLAVERY; WASHINGTON AT WAR; BUSINESS AND ENTREPRENEURSHIP; LEADERSHIP; AND GOVERNMENT.</Desc>
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        <Desc>HISTORIC PRESERVATION AND COLLECTIONS - MOUNT VERNON CONTINUED ITS MANSION RESTORATION PROJECTS, WITH THE COMPLETE RESTORATION AND REINTERPRETATION OF THE BLUE ROOM. THE BLUE ROOM SERVED AS A BEDCHAMBER FOR VISITING FAMILY AND GUESTS IN THE 1790'S. STARTING WITH MANY QUESTIONS AND FEW ANSWERS, THE PRESERVATION TEAM CAREFULLY INVESTIGATED THE PHYSICAL FABRIC OF THE SPACE IN ORDER TO DISTINGUISH CHANGES MADE BY GEORGE WASHINGTON FROM THOSE MADE BY LATER GENERATIONS. CURATORS DOVE DEEP INTO THE WASHINGTON'S PERSONAL PAPERS AND FINANCIAL ACCOUNTS TO DISCOVER RICH EVIDENCE OF BOTH GEORGE AND MARTHA WASHINGTON'S LONG LOST CONTRIBUTIONS TO THE ROOM. THE PRESERVATION STAFF ALSO BEGAN THE RESTORATION OF THE FRONT PARLOR. THE PARLOR REFLECTS THE CHARACTER OF THE SPACE ENJOYED BY THE WASHINGTON'S, A SOCIAL AND ENTERTAINING ROOM DISTINGUISHED BY ITS ELABORATE ARCHITECTURAL FEATURES, FORMAL FURNISHINGS, AND COLLECTION OF FAMILY PORTRAITURE. THE ROOM FEATURES FLOOR TO CEILING WOOD PANELING, ELABORATE DOOR SURROUNDS, AND INTRICATE CARVINGS ON THE CHIMNEYPIECE, CHAIR RAIL, AND CEILING ORNAMENT. AT EVERY STOP ALONG THE WAY, THE TEAM INVESTIGATED THE ROOM FOR CLUES ABOUT ITS EVOLUTION, DOCUMENTING BOTH THE ROOM'S FRAMING AND EARLIER ARCHITECTURAL ELEMENTS DISCOVERED BEHIND THE CURRENT PANELING. THE SPACE IS EXPECTED TO BE COMPLETED IN FALL 2018. WHEN A VIOLENT AUGUST STORM CAUSED A LANDSLIDE ON THE EAST SLOPE, OUR TEAM ACTED SWIFTLY TO ADDRESS THE DAMAGE AND TO BETTER PROTECT THE SITE IN THE FUTURE. LANDSLIDES HAVE BEEN RECORDED ON THE EAST SLOPE SINCE AT LEAST 1886. WHILE RESEARCHING THE HISTORY OF WORK ON THE SLOPE, WE "REDISCOVERED" TWO DRAINAGE TUNNELS THAT WERE EXCAVATED IN 1903 TO CORRECT AND MITIGATE FUTURE LANDSLIDES. AFTER CLEARING THE AREA, A 272 FOOT TUNNEL WAS LOCATED NEAR THE AREA OF THE SLOPE FAILURE. THE ENGINEERING TEAM TESTED THE FLOW OF THE WATER EXITING THE PIPES AT A RATE OF 8,000 GALLONS OF WATER PER DAY. AFTER SNAKING AND UNCLOGGING 200 FEET OF TERRA-COTTA PIPES, THE DISCHARGE RATE JUMPED TO 57,500 GALLONS PER DAY. ONGOING SOIL BORINGS WILL FURTHER ASSIST THE ENGINEERING TEAM'S ANALYSIS OF OPTIONS FOR TO ADDRESS THE SLOPE'S CONTINUED STABILIZATION.EVEN AS SIGNIFICANT PRESERVATION PROJECTS ADVANCED IN VERY PUBLIC SPACES INSIDE THE MANSION, MAJOR WORK ALSO TOOK PLACE BEHIND THE SCENES. THE ROOF OF THE MANSION'S KITCHEN WAS DISCOVERED TO BE IN URGENT AND UNEXPECTED NEED OF REPLACEMENT. WE ALSO PROGRESSED ON THE INSTALLATION OF A NEW, STATE-OF-THE-ART FIRE-SUPPRESSION SYSTEM INSIDE THE MANSION.</Desc>
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      <StatesWhereCopyOfReturnIsFldCd>PA</StatesWhereCopyOfReturnIsFldCd>
      <StatesWhereCopyOfReturnIsFldCd>RI</StatesWhereCopyOfReturnIsFldCd>
      <StatesWhereCopyOfReturnIsFldCd>SC</StatesWhereCopyOfReturnIsFldCd>
      <StatesWhereCopyOfReturnIsFldCd>TN</StatesWhereCopyOfReturnIsFldCd>
      <StatesWhereCopyOfReturnIsFldCd>UT</StatesWhereCopyOfReturnIsFldCd>
      <StatesWhereCopyOfReturnIsFldCd>VA</StatesWhereCopyOfReturnIsFldCd>
      <StatesWhereCopyOfReturnIsFldCd>WA</StatesWhereCopyOfReturnIsFldCd>
      <StatesWhereCopyOfReturnIsFldCd>WV</StatesWhereCopyOfReturnIsFldCd>
      <StatesWhereCopyOfReturnIsFldCd>WI</StatesWhereCopyOfReturnIsFldCd>
      <OwnWebsiteInd>X</OwnWebsiteInd>
      <UponRequestInd>X</UponRequestInd>
      <BooksInCareOfDetail>
        <PersonNm>PHILIP L MANNO</PersonNm>
        <PhoneNum>7037802000</PhoneNum>
        <USAddress>
          <AddressLine1Txt>PO BOX 110</AddressLine1Txt>
          <CityNm>MOUNT VERNON</CityNm>
          <StateAbbreviationCd>VA</StateAbbreviationCd>
          <ZIPCd>22121</ZIPCd>
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        <PersonNm>SARAH MILLER COULSON</PersonNm>
        <TitleTxt>REGENT</TitleTxt>
        <AverageHoursPerWeekRt>30.00</AverageHoursPerWeekRt>
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        <PersonNm>ANN CADY SCOTT</PersonNm>
        <TitleTxt>SECRETARY</TitleTxt>
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        <PersonNm>MARGARET HARTMAN NICHOLS</PersonNm>
        <TitleTxt>TREASURER</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>MARGARET APPLETON ALLISON</PersonNm>
        <TitleTxt>VICE REGENT</TitleTxt>
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        <PersonNm>CLAUDIA PUIG AMUNDSEN</PersonNm>
        <TitleTxt>VICE REGENT</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>MARY LANG BISHOP</PersonNm>
        <TitleTxt>VICE REGENT</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>ANN HAUNSCHILD BOOKOUT</PersonNm>
        <TitleTxt>VICE REGENT</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>MARIBETH ARMSTRONG BORTHWICK</PersonNm>
        <TitleTxt>VICE REGENT</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>CLARE N COOLEY EDWARDS</PersonNm>
        <TitleTxt>VICE REGENT - UNTIL 08/2017</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>JUDITH WILSON GRANT</PersonNm>
        <TitleTxt>VICE REGENT</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>LUCIA BOSQUI HENDERSON</PersonNm>
        <TitleTxt>VICE REGENT</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>ELIZABETH WHITESIDES HOLDSWORTH</PersonNm>
        <TitleTxt>VICE REGENT - UNTIL 12/2017</TitleTxt>
        <AverageHoursPerWeekRt>10.00</AverageHoursPerWeekRt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>VIRGINIA DAWSON LANE</PersonNm>
        <TitleTxt>VICE REGENT</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>HELEN HERBOTH LAUGHERY</PersonNm>
        <TitleTxt>VICE REGENT</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>BARBARA BOURGEOIS LUCAS</PersonNm>
        <TitleTxt>VICE REGENT - UNTIL 12/2017</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>LIZ ROLLINS MAURAN</PersonNm>
        <TitleTxt>VICE REGENT</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>CAMERON KOCK MAYER</PersonNm>
        <TitleTxt>VICE REGENT</TitleTxt>
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        <PersonNm>CATHERINE HAMILTON MAYTON</PersonNm>
        <TitleTxt>VICE REGENT</TitleTxt>
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        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
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      <Form990PartVIISectionAGrp>
        <PersonNm>ANNE NEAL PETRI</PersonNm>
        <TitleTxt>VICE REGENT</TitleTxt>
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        <PersonNm>SUSAN STEVENS REEDER</PersonNm>
        <TitleTxt>VICE REGENT</TitleTxt>
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        <PersonNm>MELODY SAWYER RICHARDSON</PersonNm>
        <TitleTxt>VICE REGENT - UNTIL 03/2017</TitleTxt>
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        <PersonNm>LAURA PEEBLES RUTHERFORD</PersonNm>
        <TitleTxt>VICE REGENT</TitleTxt>
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        <PersonNm>ANDREA NOTMAN SAHIN</PersonNm>
        <TitleTxt>VICE REGENT</TitleTxt>
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        <PersonNm>JEAN ARMFIELD SHERRILL</PersonNm>
        <TitleTxt>VICE REGENT</TitleTxt>
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        <PersonNm>SUSAN MARSHALL TOWNSEND</PersonNm>
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        <PersonNm>CATHERINE MARLETTE WADDELL</PersonNm>
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      <Form990PartVIISectionAGrp>
        <PersonNm>GAIL BERRY WEST</PersonNm>
        <TitleTxt>VICE REGENT - UNTIL 12/2017</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>CURTIS G VIEBRANZ</PersonNm>
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        <PersonNm>PHILIP L MANNO</PersonNm>
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        <PersonNm>ROBERT SHENK</PersonNm>
        <TitleTxt>SVP VISITOR ENGAGEMENT</TitleTxt>
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        <PersonNm>JOSEPH A BONDI</PersonNm>
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      <Form990PartVIISectionAGrp>
        <PersonNm>DOUGLAS BRADBURN</PersonNm>
        <TitleTxt>FOUNDING DIRECTOR OF NAT'L LIBRARY</TitleTxt>
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        <PersonNm>CAROL CADOU</PersonNm>
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        <PersonNm>BEREND OLTMANS</PersonNm>
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        <PersonNm>MATTHEW K BRINEY</PersonNm>
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        <PersonNm>M CAROLINA CAMARGO CHIRHART</PersonNm>
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        <PersonNm>F ANDERSON MORSE</PersonNm>
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        <PersonNm>KAROL ALLISON WICKENS</PersonNm>
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      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>SOLOMAN GROUP</BusinessNameLine1Txt>
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          <USAddress>
            <AddressLine1Txt>825 GIROD STREET</AddressLine1Txt>
            <CityNm>NEW ORLEANS</CityNm>
            <StateAbbreviationCd>LA</StateAbbreviationCd>
            <ZIPCd>70113</ZIPCd>
          </USAddress>
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        <ServicesDesc>AUDIO VISUAL SYSTEM INSTALLATION</ServicesDesc>
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      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>LUKENS COMPANY</BusinessNameLine1Txt>
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        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>2800 SHIRLINGTON ROAD 9TH FLOOR</AddressLine1Txt>
            <CityNm>ARLINGTON</CityNm>
            <StateAbbreviationCd>VA</StateAbbreviationCd>
            <ZIPCd>22206</ZIPCd>
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        <ServicesDesc>DIRECT MAIL SOLICITING</ServicesDesc>
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      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>CORTINA PRODUCTION</BusinessNameLine1Txt>
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        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>1651 OLD MEADOW ROAD SUITE 400</AddressLine1Txt>
            <CityNm>MCLEAN</CityNm>
            <StateAbbreviationCd>VA</StateAbbreviationCd>
            <ZIPCd>22102</ZIPCd>
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      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>MANA CONSTRUCTION</BusinessNameLine1Txt>
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        <ContractorAddress>
          <USAddress>
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            <CityNm>ALEXANDRIA</CityNm>
            <StateAbbreviationCd>VA</StateAbbreviationCd>
            <ZIPCd>22310</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>CONSTRUCTION AND REPAIR SERVICES</ServicesDesc>
        <CompensationAmt>600835</CompensationAmt>
      </ContractorCompensationGrp>
      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>WIDE AWAKE FILMS</BusinessNameLine1Txt>
          </BusinessName>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>315 DELAWARE STREET</AddressLine1Txt>
            <CityNm>KANSAS CITY</CityNm>
            <StateAbbreviationCd>MO</StateAbbreviationCd>
            <ZIPCd>64105</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>THEATER CONSTRUCTION SERVICE</ServicesDesc>
        <CompensationAmt>555248</CompensationAmt>
      </ContractorCompensationGrp>
      <CntrctRcvdGreaterThan100KCnt>24</CntrctRcvdGreaterThan100KCnt>
      <MembershipDuesAmt>1473682</MembershipDuesAmt>
      <FundraisingAmt>787168</FundraisingAmt>
      <AllOtherContributionsAmt>8192864</AllOtherContributionsAmt>
      <NoncashContributionsAmt>1838982</NoncashContributionsAmt>
      <TotalContributionsAmt>10453714</TotalContributionsAmt>
      <ProgramServiceRevenueGrp>
        <Desc>ADMISSION FEES</Desc>
        <BusinessCd>900099</BusinessCd>
        <TotalRevenueColumnAmt>13776514</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>13776514</RelatedOrExemptFuncIncomeAmt>
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      <ProgramServiceRevenueGrp>
        <Desc>EVENT REVENUE</Desc>
        <BusinessCd>900099</BusinessCd>
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        <RelatedOrExemptFuncIncomeAmt>1787452</RelatedOrExemptFuncIncomeAmt>
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      <ProgramServiceRevenueGrp>
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        <BusinessCd>900099</BusinessCd>
        <TotalRevenueColumnAmt>189684</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>189684</RelatedOrExemptFuncIncomeAmt>
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      <ProgramServiceRevenueGrp>
        <Desc>PRESERVATION TOURS</Desc>
        <BusinessCd>900099</BusinessCd>
        <TotalRevenueColumnAmt>24127</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>24127</RelatedOrExemptFuncIncomeAmt>
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        <ExclusionAmt>4553409</ExclusionAmt>
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        <ExclusionAmt>171541</ExclusionAmt>
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        <ExclusionAmt>1475990</ExclusionAmt>
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      <NetIncmFromFundraisingEvtGrp>
        <TotalRevenueColumnAmt>-209781</TotalRevenueColumnAmt>
        <ExclusionAmt>-209781</ExclusionAmt>
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        <TotalRevenueColumnAmt>10980691</TotalRevenueColumnAmt>
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        <UnrelatedBusinessRevenueAmt>2013401</UnrelatedBusinessRevenueAmt>
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        <BusinessCd>900099</BusinessCd>
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        <ExclusionAmt>305618</ExclusionAmt>
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      <GrantsToDomesticOrgsGrp>
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        <ProgramServicesAmt>297206</ProgramServicesAmt>
      </GrantsToDomesticOrgsGrp>
      <GrantsToDomesticIndividualsGrp>
        <TotalAmt>209719</TotalAmt>
        <ProgramServicesAmt>209719</ProgramServicesAmt>
      </GrantsToDomesticIndividualsGrp>
      <CompCurrentOfcrDirectorsGrp>
        <TotalAmt>1552059</TotalAmt>
        <ProgramServicesAmt>961425</ProgramServicesAmt>
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        <FundraisingAmt>295276</FundraisingAmt>
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        <TotalAmt>17840250</TotalAmt>
        <ProgramServicesAmt>15690005</ProgramServicesAmt>
        <ManagementAndGeneralAmt>1286690</ManagementAndGeneralAmt>
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      <PensionPlanContributionsGrp>
        <TotalAmt>1148224</TotalAmt>
        <ProgramServicesAmt>1032565</ProgramServicesAmt>
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        <ProgramServicesAmt>1914475</ProgramServicesAmt>
        <ManagementAndGeneralAmt>147316</ManagementAndGeneralAmt>
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      <PayrollTaxesGrp>
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        <ManagementAndGeneralAmt>99852</ManagementAndGeneralAmt>
        <FundraisingAmt>72505</FundraisingAmt>
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      <FeesForServicesLegalGrp>
        <TotalAmt>36614</TotalAmt>
        <ManagementAndGeneralAmt>36614</ManagementAndGeneralAmt>
      </FeesForServicesLegalGrp>
      <FeesForServicesAccountingGrp>
        <TotalAmt>90321</TotalAmt>
        <ManagementAndGeneralAmt>90321</ManagementAndGeneralAmt>
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      <FeesForServicesProfFundraising>
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        <FundraisingAmt>185200</FundraisingAmt>
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      <FeesForSrvcInvstMgmntFeesGrp>
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        <ManagementAndGeneralAmt>88873</ManagementAndGeneralAmt>
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        <Desc>EVENT EXPENSES</Desc>
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      <OtherExpensesGrp>
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      <AllOtherExpensesGrp>
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      <InvestmentIncomePYPct>0.04650</InvestmentIncomePYPct>
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      <Form990ScheduleAPartVIGrp>
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        <BeginningYearBalanceAmt>139309486</BeginningYearBalanceAmt>
        <ContributionsAmt>1046444</ContributionsAmt>
        <InvestmentEarningsOrLossesAmt>9604030</InvestmentEarningsOrLossesAmt>
        <OtherExpendituresAmt>11997715</OtherExpendituresAmt>
        <EndYearBalanceAmt>137962245</EndYearBalanceAmt>
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      <CYMinus2YrEndwmtFundGrp>
        <BeginningYearBalanceAmt>146000113</BeginningYearBalanceAmt>
        <ContributionsAmt>6578079</ContributionsAmt>
        <InvestmentEarningsOrLossesAmt>-4157069</InvestmentEarningsOrLossesAmt>
        <OtherExpendituresAmt>9111637</OtherExpendituresAmt>
        <EndYearBalanceAmt>139309486</EndYearBalanceAmt>
      </CYMinus2YrEndwmtFundGrp>
      <CYMinus3YrEndwmtFundGrp>
        <BeginningYearBalanceAmt>151676248</BeginningYearBalanceAmt>
        <ContributionsAmt>3119789</ContributionsAmt>
        <InvestmentEarningsOrLossesAmt>2580194</InvestmentEarningsOrLossesAmt>
        <OtherExpendituresAmt>11373118</OtherExpendituresAmt>
        <EndYearBalanceAmt>146000113</EndYearBalanceAmt>
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      <CYMinus4YrEndwmtFundGrp>
        <BeginningYearBalanceAmt>140394581</BeginningYearBalanceAmt>
        <ContributionsAmt>16693092</ContributionsAmt>
        <InvestmentEarningsOrLossesAmt>11074871</InvestmentEarningsOrLossesAmt>
        <OtherExpendituresAmt>16486296</OtherExpendituresAmt>
        <EndYearBalanceAmt>151676248</EndYearBalanceAmt>
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      <BoardDesignatedBalanceEOYPct>0.20060</BoardDesignatedBalanceEOYPct>
      <PrmnntEndowmentBalanceEOYPct>0.26810</PrmnntEndowmentBalanceEOYPct>
      <TermEndowmentBalanceEOYPct>0.53130</TermEndowmentBalanceEOYPct>
      <EndowmentsHeldUnrelatedOrgInd>1</EndowmentsHeldUnrelatedOrgInd>
      <EndowmentsHeldRelatedOrgInd>0</EndowmentsHeldRelatedOrgInd>
      <BuildingsGrp>
        <OtherCostOrOtherBasisAmt>116267121</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>36631998</DepreciationAmt>
        <BookValueAmt>79635123</BookValueAmt>
      </BuildingsGrp>
      <EquipmentGrp>
        <OtherCostOrOtherBasisAmt>46157440</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>39687108</DepreciationAmt>
        <BookValueAmt>6470332</BookValueAmt>
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      <OtherLandBuildingsGrp>
        <OtherCostOrOtherBasisAmt>7945941</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>5211318</DepreciationAmt>
        <BookValueAmt>2734623</BookValueAmt>
      </OtherLandBuildingsGrp>
      <TotalBookValueLandBuildingsAmt>88840078</TotalBookValueLandBuildingsAmt>
      <OtherLiabilitiesOrgGrp>
        <Desc>INTEREST RATE SWAP AGREEMENT</Desc>
        <Amt>5406892</Amt>
      </OtherLiabilitiesOrgGrp>
      <OtherLiabilitiesOrgGrp>
        <Desc>ANNUITY GIFT LIABILITY</Desc>
        <Amt>1329553</Amt>
      </OtherLiabilitiesOrgGrp>
      <OtherLiabilitiesOrgGrp>
        <Desc>POOLED INCOME FUND LIABILITY</Desc>
        <Amt>121747</Amt>
      </OtherLiabilitiesOrgGrp>
      <OtherLiabilitiesOrgGrp>
        <Desc>DUE TO REGION 5 HISTORY FUND</Desc>
        <Amt>7813</Amt>
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      <TotalLiabilityAmt>6866005</TotalLiabilityAmt>
      <FootnoteTextInd>X</FootnoteTextInd>
      <TotalRevEtcAuditedFinclStmtAmt>74854513</TotalRevEtcAuditedFinclStmtAmt>
      <NetUnrealizedGainsInvstAmt>23875660</NetUnrealizedGainsInvstAmt>
      <DonatedServicesAndUseFcltsAmt>480000</DonatedServicesAndUseFcltsAmt>
      <OtherRevenueAmt>490958</OtherRevenueAmt>
      <RevenueNotReportedAmt>24846618</RevenueNotReportedAmt>
      <RevenueSubtotalAmt>50007895</RevenueSubtotalAmt>
      <InvestmentExpensesNotIncldAmt>88873</InvestmentExpensesNotIncldAmt>
      <OtherRevenuesNotIncludedAmt>-6587809</OtherRevenuesNotIncludedAmt>
      <RevenueNotReportedFinclStmtAmt>-6498936</RevenueNotReportedFinclStmtAmt>
      <TotalRevenuePerForm990Amt>43508959</TotalRevenuePerForm990Amt>
      <TotExpnsEtcAuditedFinclStmtAmt>56284937</TotExpnsEtcAuditedFinclStmtAmt>
      <DonatedServicesUseFcltsAmt>480000</DonatedServicesUseFcltsAmt>
      <ExpensesNotReportedAmt>480000</ExpensesNotReportedAmt>
      <ExpensesSubtotalAmt>55804937</ExpensesSubtotalAmt>
      <InvestmentExpensesNotIncld2Amt>88873</InvestmentExpensesNotIncld2Amt>
      <OtherExpensesNotIncludedAmt>-6587809</OtherExpensesNotIncludedAmt>
      <ExpensesNotRptFinclStmtAmt>-6498936</ExpensesNotRptFinclStmtAmt>
      <TotalExpensesPerForm990Amt>49306001</TotalExpensesPerForm990Amt>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART III, LINE 1A:</FormAndLineReferenceDesc>
        <ExplanationTxt>HISTORICAL PROPERTIES OWNED BY THE ASSOCIATION WERE ACQUIRED THROUGH PURCHASES AND CONTRIBUTIONS SINCE THE ASSOCIATION'S INCEPTION. THESE HISTORICAL PROPERTIES ARE NOT INCLUDED IN THE STATEMENT OF FINANCIAL POSITION. THE COST OF THE PROPERTIES IS NOT READILY AVAILABLE, AND THE ASSOCIATION IS OF THE OPINION THAT, BECAUSE OF THE INTRINSIC VALUE OF THE PROPERTIES, IT IS IMPRACTICAL TO ASSIGN VALUES TO THE COMPONENTS. PURCHASES OF COLLECTION ITEMS ARE RECORDED AS DECREASES IN UNRESTRICTED NET ASSETS IN THE YEAR IN WHICH THE ITEMS ARE ACQUIRED OR AS TEMPORARILY OR PERMANENTLY RESTRICTED NET ASSETS IF THE ASSETS USED TO PURCHASE THE ITEMS ARE RESTRICTED BY DONORS. FINANCIAL STATEMENTS DO NOT REFLECT ANY CONTRIBUTED COLLECTION ITEMS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART III, LINE 4:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ASSOCIATION COLLECTS, RESEARCHES, CONSERVES, RESTORES, RECONSTRUCTS, PRESERVES, DOCUMENTS, AND SHARES WITH THE PUBLIC HISTORIC STRUCTURES, ARCHAEOLOGICAL SITES, AND THE CULTURAL LANDSCAPE AS WELL AS TWO AND THREE-DIMENSIONAL OBJECTS IN A VARIETY OF MEDIA. RESPONSIBILITY FOR THE PRESERVATION AND MAINTENANCE OF THE HISTORIC STRUCTURES, CULTURAL RESOURCES AND THE COLLECTIONS FALLS TO THE HISTORIC PRESERVATION AND COLLECTIONS DEPARTMENT AND THE FRED W. SMITH LIBRARY FOR THE STUDY OF GEORGE WASHINGTON AT MOUNT VERNON. THE HISTORIC PRESERVATION AND COLLECTIONS DEPARTMENT IS DIVIDED INTO THE FINE AND DECORATIVE ARTS CURATORIAL COLLECTION, THE ARCHAEOLOGICAL COLLECTION, THE ARCHITECTURAL FRAGMENTS COLLECTION, AND PHOTO ARCHIVES. THE FINE AND DECORATIVE ARTS CURATORIAL COLLECTION INCLUDES THREE-DIMENSIONAL OBJECTS, TEXTILES, WORKS OF ART ON PAPER, AND PAINTINGS. THE ARCHAEOLOGICAL COLLECTION INCLUDES ARTIFACTS AND THEIR ASSOCIATED DOCUMENTATION DERIVING FROM EXCAVATION PROJECTS, AS WELL AS RANDOM FINDS ORIGINATING ON THE MOUNT VERNON ESTATE. THE ARCHITECTURAL FRAGMENTS COLLECTION INCLUDES FEATURES, BUILDING MATERIALS, AND FINISH TREATMENTS THAT ARE ARCHITECTURAL IN NATURE, AND WHICH HAVE BEEN REMOVED FROM THEIR ORIGINAL CONTEXT DURING THE COURSE OF RESTORATION WORK UNDERTAKEN TO STABILIZE, PROTECT, OR REINTERPRET MOUNT VERNON'S HISTORIC BUILDINGS AND STRUCTURES. PHOTO ARCHIVES CONTAINS MODERN FILM, NEGATIVES, AND DIGITAL IMAGE FILES OF A VARIETY OF MOUNT VERNON RELATED SUBJECTS. SPECIAL COLLECTIONS INCLUDES RARE BOOKS, HISTORIC MANUSCRIPTS, PHOTOGRAPHS, THE ASSOCIATION'S ARCHIVAL MATERIALS, AND PRINTED EPHEMERA. THE LIBRARY COLLECTS PRINTED MATERIAL WITH A PRIMARY EMPHASIS ON GEORGE WASHINGTON, MOUNT VERNON, AND THE MOUNT VERNON LADIES' ASSOCIATION. THE MOST IMPORTANT INITIAL CRITERION WITH WHICH TO EVALUATE A POTENTIAL ACQUISITION IS ITS CONTRIBUTION TO INTERPRETATION, EXHIBITION, AND RESEARCH VALUE AT MOUNT VERNON. THIS INCLUDES THE FOLLOWING ITEMS: OBJECTS ORIGINAL TO MOUNT VERNON OR OWNED BY GEORGE AND MARTHA WASHINGTON; OBJECTS RELATED TO WASHINGTON'S NON-DOMESTIC LIFE, INCLUDING HIS ROLE AS MILITARY LEADER, SURVEYOR, AND PRESIDENT; MANUSCRIPTS BY GEORGE OR MARTHA WASHINGTON NOT PREVIOUSLY REPRODUCED OR PUBLISHED IN PRINT OR ELECTRONIC FORMAT; BOOKS AND OTHER PUBLISHED MATERIALS OWNED BY GEORGE OR MARTHA WASHINGTON; OBJECTS RELATING TO THE DEVELOPMENT AND DOMESTIC LIFE OF MOUNT VERNON, INCLUDING MATERIAL RELATED TO FAMILY MEMBERS, VISITORS, AND ACQUAINTANCES; PERIOD OBJECTS THAT REPLICATE OBJECTS THAT WERE AT MOUNT VERNON, FOR THE PURPOSE OF ENHANCING THE INTERPRETATION AND UNDERSTANDING OF THE ESTATE AND THE LIFE AND LEGACY OF GEORGE AND MARTHA WASHINGTON; ARCHIVAL MATERIALS RELATING TO THE DEVELOPMENT AND DOMESTIC LIFE OF MOUNT VERNON, INCLUDING MATERIALS OF FAMILY MEMBERS, VISITORS, AND ACQUAINTANCES; BOOKS OF THE WASHINGTON AND CUSTIS FAMILIES THAT ARE RELATED TO COLLECTIONS OR INTERPRETATION GOALS; MANUSCRIPTS BY GEORGE OR MARTHA WASHINGTON PREVIOUSLY REPRODUCED OR PUBLISHED IN PRINT OR ELECTRONIC FORMAT; MAPS, PLANS, SURVEYS, MANUSCRIPTS, RARE BOOKS, PHOTOGRAPHS AND OTHER DOCUMENTS OF HISTORICAL VALUE RELATING TO 17TH, 18TH 19TH AND 20TH CENTURY LIFE AT MOUNT VERNON AND THE WASHINGTON FAMILY.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART V, LINE 4:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ASSOCIATION'S ENDOWMENT CONSISTS OF 71 INDIVIDUAL FUNDS ESTABLISHED FOR A VARIETY OF PURPOSES. THE BOARD APPROVES SPENDING ON PROGRAM RESTRICTED ENDOWMENTS AS PART OF ITS ANNUAL BUDGET APPROVAL PROCESS. IN ADDITION, THE BOARD ALSO APPROVES, AS PART OF ITS ANNUAL BUDGETARY APPROVAL PROCESS, THE TRANSFER AND EXPENDITURE OF ADDITIONAL BOARD-DESIGNATED FUNDS FOR CAPITAL IMPROVEMENTS, COLLECTION ACQUISITIONS OR SPECIAL PROJECTS. TEMPORARILY RESTRICTED ENDOWMENT FUNDS ARE USED FOR THE OPERATIONS OF THE ORIENTATION CENTER, EDUCATION CENTER, AND NATIONAL LIBRARY.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART X, LINE 2:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ASSOCIATION EVALUATED ITS UNCERTAINTY IN INCOME TAXES FOR THE YEARS ENDED DECEMBER 31, 2017 AND 2016, AND DETERMINED THAT THERE ARE NO MATTERS THAT WOULD REQUIRE RECOGNITION IN THE FINANCIAL STATEMENTS OR THAT MAY HAVE AN EFFECT ON ITS TAX-EXEMPT STATUS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART XI, LINE 2D - OTHER ADJUSTMENTS:</FormAndLineReferenceDesc>
        <ExplanationTxt>CHANGE IN VALUE OF INTEREST RATE SWAP AGREEMENT 247,853. CHANGE IN VALUE OF SPLIT-INTEREST AGREEMENTS 243,105.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART XI, LINE 4B - OTHER ADJUSTMENTS:</FormAndLineReferenceDesc>
        <ExplanationTxt>SPECIAL EVENT DIRECT EXPENSES -333,051. COST OF GOODS SOLD -6,254,758.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART XII, LINE 4B - OTHER ADJUSTMENTS:</FormAndLineReferenceDesc>
        <ExplanationTxt>SPECIAL EVENT DIRECT EXPENSES -333,051. COST OF GOOD SOLD -6,254,758.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleD>
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      <EmailSolicitationsInd>X</EmailSolicitationsInd>
      <PhoneSolicitationsInd>X</PhoneSolicitationsInd>
      <InPersonSolicitationsInd>X</InPersonSolicitationsInd>
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      <SpecialFundraisingEventsInd>X</SpecialFundraisingEventsInd>
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        <USAddress>
          <AddressLine1Txt>2800 SHIRLINGTON ROAD 9TH FLOOR</AddressLine1Txt>
          <CityNm>ARLINGTON</CityNm>
          <StateAbbreviationCd>VA</StateAbbreviationCd>
          <ZIPCd>22206</ZIPCd>
        </USAddress>
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      <FundraiserActivityInfoGrp>
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          <CityNm>LYNDHURST</CityNm>
          <StateAbbreviationCd>NJ</StateAbbreviationCd>
          <ZIPCd>07071</ZIPCd>
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      <LicensedStatesCd>VT</LicensedStatesCd>
      <LicensedStatesCd>VA</LicensedStatesCd>
      <LicensedStatesCd>WA</LicensedStatesCd>
      <LicensedStatesCd>WV</LicensedStatesCd>
      <LicensedStatesCd>WI</LicensedStatesCd>
      <LicensedStatesCd>WY</LicensedStatesCd>
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        <CharitableContriEvent1Amt>392500</CharitableContriEvent1Amt>
        <GrossRevenueEvent1Amt>55000</GrossRevenueEvent1Amt>
        <FoodAndBeverageEvent1Amt>85487</FoodAndBeverageEvent1Amt>
        <EntertainmentEvent1Amt>10654</EntertainmentEvent1Amt>
        <OtherDirectExpensesEvent1Amt>69898</OtherDirectExpensesEvent1Amt>
        <Event2Nm>BIRTHNIGHT BALL</Event2Nm>
        <GrossReceiptsEvent2Amt>124074</GrossReceiptsEvent2Amt>
        <CharitableContriEvent2Amt>107774</CharitableContriEvent2Amt>
        <GrossRevenueEvent2Amt>16300</GrossRevenueEvent2Amt>
        <NonCashPrizesEvent2Amt>334</NonCashPrizesEvent2Amt>
        <FoodAndBeverageEvent2Amt>26012</FoodAndBeverageEvent2Amt>
        <EntertainmentEvent2Amt>4700</EntertainmentEvent2Amt>
        <OtherDirectExpensesEvent2Amt>11822</OtherDirectExpensesEvent2Amt>
        <OtherEventsTotalCnt>4</OtherEventsTotalCnt>
        <GrossReceiptsOtherEventsAmt>338864</GrossReceiptsOtherEventsAmt>
        <CharitableContriOtherEventsAmt>286894</CharitableContriOtherEventsAmt>
        <GrossRevenueOtherEventsAmt>51970</GrossRevenueOtherEventsAmt>
        <FoodAndBeverageOtherEventsAmt>76741</FoodAndBeverageOtherEventsAmt>
        <EntertainmentOtherEventsAmt>20936</EntertainmentOtherEventsAmt>
        <OthDirectExpnssOtherEventsAmt>26467</OthDirectExpnssOtherEventsAmt>
        <GrossReceiptsTotalAmt>910438</GrossReceiptsTotalAmt>
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        <EntertainmentTotalEventsAmt>36290</EntertainmentTotalEventsAmt>
        <OthDirectExpnssTotalEventsAmt>108187</OthDirectExpnssTotalEventsAmt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCHEDULE G, PART I, LINE 2B, COLUMN (V)</FormAndLineReferenceDesc>
        <ExplanationTxt>DURING THE YEAR ENDED DECEMBER 31, 2017, THE LUKENS COMPANY WAS PAID A TOTAL OF $1,291,484. OF THIS AMOUNT, $162,000 WAS RELATED TO DIRECT FUNDRAISING AND THE REST WAS FOR REIMBURSEMENT OF PRINTING, POSTAGE, AND OTHER FUNDRAISING MATERIALS.</ExplanationTxt>
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          <BusinessNameLine1Txt>ACCOKEEK FOUNDATION</BusinessNameLine1Txt>
        </RecipientBusinessName>
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          <AddressLine1Txt>3400 BRYAN POINT ROAD</AddressLine1Txt>
          <CityNm>ACCOKEEK</CityNm>
          <StateAbbreviationCd>MD</StateAbbreviationCd>
          <ZIPCd>20607</ZIPCd>
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        <RecipientEIN>526037288</RecipientEIN>
        <IRCSectionDesc>501(C)(3)</IRCSectionDesc>
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        <PurposeOfGrantTxt>PROTECTION OF VIEWSHED</PurposeOfGrantTxt>
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      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1Txt>UNIVERSITY OF VIRGINIA</BusinessNameLine1Txt>
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          <CityNm>CHARLOTTESVILLE</CityNm>
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        <IRCSectionDesc>501(C)(3)</IRCSectionDesc>
        <CashGrantAmt>271970</CashGrantAmt>
        <PurposeOfGrantTxt>PAPERS OF GEORGE WASHINGTON</PurposeOfGrantTxt>
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      <Total501c3OrgCnt>2</Total501c3OrgCnt>
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        <FormAndLineReferenceDesc>PART I, LINE 2:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ASSOCIATION PERIODICALLY AWARDS GRANTS TO ORGANIZATIONS WITH WHICH WE PARTNER ON PROJECTS THAT FURTHER OUR MISSION. GRANTS ARE APPROVED AND DOCUMENTED WITH FORMAL GRANT AGREEMENTS, AND FUNDS ARE DISBURSED ACCORDING TO THE SUBSTANTIATION PROVISIONS OF EACH GRANT AGREEMENT. THE ASSOCIATION REQUIRES GRANT REPORTS AT THE END OF EACH GRANT TERM AND/OR MONITORS PROGRESS TOWARDS GRANT ACCOMPLISHMENTS THROUGH OUR DAY-TO-DAY INVOLVEMENT WITH A PARTNER.</ExplanationTxt>
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      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>PHILIP L MANNO</PersonNm>
        <TitleTxt>CHIEF FINANCIAL OFFICER</TitleTxt>
        <BaseCompensationFilingOrgAmt>222628</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>17545</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>1430</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>241603</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>ROBERT SHENK</PersonNm>
        <TitleTxt>SVP VISITOR ENGAGEMENT</TitleTxt>
        <BaseCompensationFilingOrgAmt>234595</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>18222</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>13270</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>266087</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>JOSEPH A BONDI</PersonNm>
        <TitleTxt>SVP DEVELOPMENT - AS OF 01/2017</TitleTxt>
        <BaseCompensationFilingOrgAmt>209387</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>22000</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>4671</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>5466</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>241524</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>DOUGLAS BRADBURN</PersonNm>
        <TitleTxt>FOUNDING DIRECTOR OF NAT'L LIBRARY</TitleTxt>
        <BaseCompensationFilingOrgAmt>219580</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>17031</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>13202</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>249813</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>CAROL CADOU</PersonNm>
        <TitleTxt>SVP HISTORIC PRESERVATION/COLLECTION</TitleTxt>
        <BaseCompensationFilingOrgAmt>180521</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>12926</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>1227</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>194674</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>BEREND OLTMANS</PersonNm>
        <TitleTxt>DIRECTOR OF IT</TitleTxt>
        <BaseCompensationFilingOrgAmt>151508</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>5210</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>473</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>157191</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>MATTHEW K BRINEY</PersonNm>
        <TitleTxt>VICE PRESIDENT NEW MEDIA</TitleTxt>
        <BaseCompensationFilingOrgAmt>142355</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>11645</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>10489</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>164489</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>M CAROLINA CAMARGO CHIRHART</PersonNm>
        <TitleTxt>SR. DIRECTOR OF DEVELOPMENT</TitleTxt>
        <BaseCompensationFilingOrgAmt>137593</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>10777</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>6588</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>154958</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>F ANDERSON MORSE</PersonNm>
        <TitleTxt>DIRECTOR OF DEVELOPMENT</TitleTxt>
        <BaseCompensationFilingOrgAmt>131601</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>11167</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>11828</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>154596</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINE 1A</FormAndLineReferenceDesc>
        <ExplanationTxt>THE PRESIDENT/CEO OF THE ASSOCIATION IS REQUIRED TO LIVE ON THE PREMISES AND IS PROVIDED WITH HOUSING, AND PERSONAL SERVICES FOR THE CARE OF THE PROPERTY. AS SUCH, THESE ARE NON-TAXABLE ALLOWANCES.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleJ>
    <IRS990ScheduleK documentId="RetDoc1053100001">
      <TaxExemptBondsIssuesGrp>
        <BondReferenceCd>A</BondReferenceCd>
        <IssuerName>
          <BusinessNameLine1Txt>FAIRFAX COUNTY ECONOMIC DEVELOPMENT AUTHORITY</BusinessNameLine1Txt>
        </IssuerName>
        <BondIssuerEIN>911910090</BondIssuerEIN>
        <CUSIPNum>30382EDU5</CUSIPNum>
        <BondIssuedDt>2007-06-20</BondIssuedDt>
        <IssuePriceAmt>15000000</IssuePriceAmt>
        <PurposeDesc>REFINANCE EXISTING BONDS</PurposeDesc>
        <DefeasedInd>0</DefeasedInd>
        <OnBehalfOfIssuerInd>0</OnBehalfOfIssuerInd>
        <PoolFinancingInd>0</PoolFinancingInd>
      </TaxExemptBondsIssuesGrp>
      <TaxExemptBondsProceedsGrp>
        <BondReferenceCd>A</BondReferenceCd>
        <TotalProceedsAmt>15000000</TotalProceedsAmt>
        <IssuanceCostsFromProceedsAmt>128967</IssuanceCostsFromProceedsAmt>
        <CapitalExpendituresAmt>14871033</CapitalExpendituresAmt>
        <SubstantialCompletionYr>2009</SubstantialCompletionYr>
        <CurrentRefundingInd>1</CurrentRefundingInd>
        <AdvanceRefundingInd>0</AdvanceRefundingInd>
        <FinalAllocationMadeInd>1</FinalAllocationMadeInd>
        <AdequateBooksAndRecMaintInd>1</AdequateBooksAndRecMaintInd>
      </TaxExemptBondsProceedsGrp>
      <TaxExemptBondsPrivateBusUseGrp>
        <BondReferenceCd>A</BondReferenceCd>
        <OwningBondFinancedPropertyInd>0</OwningBondFinancedPropertyInd>
        <AnyLeaseArrangementsInd>0</AnyLeaseArrangementsInd>
        <MgmtContractBondFincdPropInd>0</MgmtContractBondFincdPropInd>
        <AnyResearchAgreementsInd>0</AnyResearchAgreementsInd>
        <BondIssMeetPrvtSecPymtTestInd>0</BondIssMeetPrvtSecPymtTestInd>
        <ChangeInUseBondFinancedPropInd>0</ChangeInUseBondFinancedPropInd>
        <ProcsNonqualifiedBondRemdtdInd>0</ProcsNonqualifiedBondRemdtdInd>
      </TaxExemptBondsPrivateBusUseGrp>
      <TaxExemptBondsArbitrageGrp>
        <BondReferenceCd>A</BondReferenceCd>
        <Form8038TFiledInd>0</Form8038TFiledInd>
        <RebateNotDueYetInd>0</RebateNotDueYetInd>
        <ExceptionToRebateInd>0</ExceptionToRebateInd>
        <NoRebateDueInd>1</NoRebateDueInd>
        <VariableRateIssueInd>1</VariableRateIssueInd>
        <HedgeIdentifiedInBksAndRecInd>1</HedgeIdentifiedInBksAndRecInd>
        <HedgeProviderName>
          <BusinessNameLine1Txt>SUNTRUST</BusinessNameLine1Txt>
        </HedgeProviderName>
        <TermOfHedgePct>30.000000000000</TermOfHedgePct>
        <SuperintegratedHedgeInd>0</SuperintegratedHedgeInd>
        <HedgeTerminatedInd>0</HedgeTerminatedInd>
        <GrossProceedsInvestedInGICInd>0</GrossProceedsInvestedInGICInd>
        <GICProviderName>
          <BusinessNameLine1Txt>0</BusinessNameLine1Txt>
        </GICProviderName>
        <RegulatorySafeHarborStsfdInd>0</RegulatorySafeHarborStsfdInd>
        <GrossProceedsInvestedInd>0</GrossProceedsInvestedInd>
        <WrittenProcToMonitorReqsInd>1</WrittenProcToMonitorReqsInd>
      </TaxExemptBondsArbitrageGrp>
      <ProceduresCorrectiveActionGrp>
        <BondReferenceCd>A</BondReferenceCd>
        <ProceduresCorrectiveActionInd>0</ProceduresCorrectiveActionInd>
      </ProceduresCorrectiveActionGrp>
    </IRS990ScheduleK>
    <IRS990ScheduleM documentId="RetDoc1042900001">
      <SecuritiesPubliclyTradedGrp>
        <NonCashCheckboxInd>X</NonCashCheckboxInd>
        <ContributionCnt>70</ContributionCnt>
        <NoncashContributionsRptF990Amt>1757650</NoncashContributionsRptF990Amt>
        <MethodOfDeterminingRevenuesTxt>FMV</MethodOfDeterminingRevenuesTxt>
      </SecuritiesPubliclyTradedGrp>
      <OtherNonCashContriTableGrp>
        <NonCashCheckboxInd>X</NonCashCheckboxInd>
        <Desc>SUPPLIES</Desc>
        <ContributionCnt>15</ContributionCnt>
        <NoncashContributionsRptF990Amt>62339</NoncashContributionsRptF990Amt>
        <MethodOfDeterminingRevenuesTxt>FMV</MethodOfDeterminingRevenuesTxt>
      </OtherNonCashContriTableGrp>
      <OtherNonCashContriTableGrp>
        <NonCashCheckboxInd>X</NonCashCheckboxInd>
        <Desc>AUCTION ITEMS</Desc>
        <ContributionCnt>40</ContributionCnt>
        <NoncashContributionsRptF990Amt>18993</NoncashContributionsRptF990Amt>
        <MethodOfDeterminingRevenuesTxt>FMV</MethodOfDeterminingRevenuesTxt>
      </OtherNonCashContriTableGrp>
      <AnyPropertyThatMustBeHeldInd>0</AnyPropertyThatMustBeHeldInd>
      <ReviewProcessUnusualNCGiftsInd>1</ReviewProcessUnusualNCGiftsInd>
      <ThirdPartiesUsedInd>0</ThirdPartiesUsedInd>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, COLUMN (B):</FormAndLineReferenceDesc>
        <ExplanationTxt>PART I, COLUMN (B) REPRESENTS THE NUMBER OF CONTRIBUTIONS.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleM>
    <IRS990ScheduleO documentId="RetDoc1044400001">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ASSOCIATION'S PROCESS FOR PREPARING AND REVIEWING THE FEDERAL FORM 990, CONTAINS FOUR LEVELS OF REVIEW: 1) A DRAFT OF THE FEDERAL FORM 990 IS PREPARED BY THE ASSOCIATION'S TAX ADVISORS, RAFFA, P.C., BASED ON FINANCIAL INFORMATION IN THE CERTIFIED AUDIT, ORGANIZATIONAL INFORMATION DOCUMENTED FROM THE AUDIT, PREPARATION OF INFORMATION SCHEDULES BY THE FINANCE DEPARTMENT AND ANSWERS TO CHECKLIST QUESTIONS; 2) THE DRAFT OF FEDERAL FORM 990 IS REVIEWED BY THE ASSOCIATION'S MANAGEMENT (PRESIDENT/CEO, CHIEF FINANCIAL OFFICER AND CONTROLLER) FOR ACCURACY AND COMPLETENESS; 3) THE AUDIT COMMITTEE REVIEWS THE FINAL DRAFT WITH THE INDEPENDENT AUDITOR; AND 4) THE FINAL DRAFT IS THEN PROVIDED TO THE FULL BOARD FOR REVIEW PRIOR TO FILING WITH THE INTERNAL REVENUE SERVICE.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ASSOCIATION'S CONFLICT OF INTEREST POLICY REQUIRES THE ANNUAL COMPLETION OF A CONFLICT OF INTEREST FORM BY ALL DIRECTORS, OFFICERS AND KEY EMPLOYEES. THE FORM WAS PREPARED BY OUTSIDE COUNSEL AND ASKS FOR DOCUMENTATION OF POTENTIAL CONFLICTS OF INTEREST IN THE FOLLOWING AREAS: FINANCIAL INTERESTS, GIFTS OR ENTERTAINMENT THAT MIGHT INFLUENCE DECISION MAKING, AND ANY OTHER ACTIVITIES. THE FORMS ARE REVIEWED BY THE CHIEF FINANCIAL OFFICER AND ARE DISCUSSED WITH THE OUTSIDE COUNSEL AND THE EXECUTIVE COMMITTEE OF THE BOARD, IF APPROPRIATE. THE PRESIDENT/CEO REVIEWS THE COMPLETED FORM OF THE CHIEF FINANCIAL OFFICER, AND TAKES ANY APPROPRIATE ACTION. IF A CONFLICT IS IDENTIFIED ON THE QUESTIONNAIRE, THE CONFLICT IS SENT TO THE EXECUTIVE COMMITTEE AND IS RESOLVED APPROPRIATELY BASED ON THE CIRCUMSTANCES.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 15</FormAndLineReferenceDesc>
        <ExplanationTxt>ON A PERIODIC BASIS, THE ASSOCIATION WORKS WITH A COMPENSATION CONSULTANT TO PERFORM COMPARATIVE MARKET STUDIES ON OVER 50 FULL-TIME POSITIONS. THIS STUDY INCLUDED ALL EXECUTIVE AND MANAGEMENT POSITIONS AND A NUMBER OF FRONT LINE STAFF POSITIONS. COMPENSATION IS BENCHMARKED AGAINST OUR PEER GROUP (MUSEUMS AND HISTORICAL SITES), SIMILAR POSITIONS IN THE WASHINGTON DC METRO AREA AND THE NOT-FOR-PROFIT INDUSTRY AT-LARGE. MARKET ADJUSTMENTS ARE MADE AND SALARY GRADES ADJUSTED BASED ON THESE STUDIES. IN ADDITION, PRESIDENT/CEO COMPENSATION IS REVIEWED AND APPROVED BY THE EXECUTIVE COMMITTEE BOARD. IN 2017 THE BOARD HIRED AN INDEPENDENT EXECUTIVE SEARCH FIRM THAT SPECIALIZED IN NON-PROFIT CEO COMPENSATION TO ANALYZE OUR PRESIDENT/CEO COMPENSATION STRUCTURE TO ENSURE IT IS CONSISTENT WITH CURRENT MARKET AND INDUSTRY RATES.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION C, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ASSOCIATION'S ARTICLES OF INCORPORATION ARE AVAILABLE TO THE PUBLIC THROUGH THE STATE OF VIRGINIA STATE CORPORATION COMMISSION. THE BYLAWS AND THE CONFLICTS OF INTEREST POLICY, WHICH REQUIRES ANNUAL DISCLOSURE OF CONFLICTING INTERESTS BY BOARD OF DIRECTORS AND OFFICERS, ARE NOT MADE AVAILABLE TO THE PUBLIC. FINANCIAL STATEMENTS ARE POSTED ON THE ASSOCIATION'S WEBSITE AND AVAILABLE IN HARD COPY UPON SPECIFIC REQUEST. IN ADDITION, A SUMMARIZED FINANCIAL INFORMATION IS DISCLOSED IN THE ASSOCIATION'S ANNUAL REPORT.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART XI, LINE 9:</FormAndLineReferenceDesc>
        <ExplanationTxt>CHANGE IN VALUE OF INTEREST RATE SWAP AGREEMENT 247,853. CHANGE IN VALUE OF SPLIT-INTEREST AGREEMENTS 243,105.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>