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      <Desc>EDUCATION:DURING A TUMULTUOUS YEAR FOR EDUCATION NATIONWIDE, MOUNT VERNON PROVIDED STEADY SUPPORT FOR STRONG AND RENEWED CIVIC EDUCATION INITIATIVES TO ENSURE GEORGE WASHINGTON WAS A PART OF CIVIL DISCUSSIONS IN CLASSROOMS EVERYWHERE. WE HAVE BEEN ABLE TO HELP TEACHERS AND SCHOLARS USE HISTORY AND THE LEGACY OF GEORGE WASHINGTON TO MAKE SENSE OF THE CIVIC LANDSCAPE THEY NAVIGATE WITH THEIR STUDENTS AND WITH THE PUBLIC.AFTER A QUICK PIVOT IN 2020 TO SUPPORT VIRTUAL CLASSROOMS, OUR DIGITAL DISTANCE LEARNING PROGRAM AND RESOURCES ASSOCIATED WITH THE BE WASHINGTON INTERACTIVE GAME CONTINUE TO GROW IN POPULARITY AND RELEVANCE TO CIVICS AND HISTORY CLASSROOMS. THE WHISKEY REBELLION SCENARIO REMAINS OUR MOST POPULAR, ONE EASILY ADAPTED TO CIVIC DISCUSSIONS IN THE CLASSROOM AS IT DEFTLY (WITH HISTORICAL CONTEXT) INTRODUCES THE CAREFUL BALANCE THAT MUST BE STRUCK BETWEEN NATIONAL AND STATE GOVERNMENTS TO ACHIEVE THE ARTFUL BALANCE OF FEDERALISM. WE INTRODUCED A NEW ORIENTATION FILM THAT OUTLINES THE BREADTH OF OPPORTUNITIES AVAILABLE DURING A VISIT TO MOUNT VERNON. THIS NINE-MINUTE FILM PLAYS ON A CONTINUOUS LOOP TO ENSURE VISITORS LEAVE WITH THE CONFIDENCE TO EXPLORE OUR EXPANSIVE GROUNDS ON THEIR OWN. THE FILM INTRODUCES VIEWERS TO ACTIVITIES ON THE FARM AND WHARF, THE UNIQUE NATURE OF OUR GARDENS, AND THE MULTITUDE OF STORIES TOLD IN THE MUSEUM. WE ALSO ADDED A FREE AUDIO TOUR WITH ADMISSION, WHICH INCLUDES HOURS OF CONTENT, ON HANDHELD DEVICES THAT IS UPDATED WITH SEASONAL CONTENT. AUDIO TOUR CONTENT IS ALSO AVAILABLE ON MOUNT VERNON'S MOBILE WEBSITE, WHICH HAS BUILT-IN ACCESSIBILITY FEATURES, LIKE TEXT TRANSCRIPTION FOR EACH STOP, ENSURING GREATER ACCESS TO LEARNING OPPORTUNITIES FOR EVERY USER.WE WORKED WITH THE COMMONWEALTH OF VIRGINIA ON THE VIRGINIA DECLARATION OF LEARNING INITIATIVE, SERVING AS THE LEAD INSTITUTION AND HOSTING SITE IN 2021. MOUNT VERNON USED ITS REMARKABLE MATERIAL CULTURE COLLECTION AS A TOOL FOR INSTRUCTING CIVICS ALONGSIDE PARTNER INSTITUTIONS TO MERGE THE BEST OF OUR TRADITIONAL TEACHER PROFESSIONAL DEVELOPMENT PROGRAM WITH AN INTERDISCIPLINARY APPROACH ACROSS THE STATE WITH LIBRARIANS, ART TEACHERS, AND HISTORY EDUCATORS. OUR WORK WAS NOT LIMITED TO THE LOCAL NEIGHBORHOOD. WE RETOOLED OUR TEACHER FELLOWSHIP PROGRAM TO CENTER THE TEACHER-CREATED MATERIALS ON GEORGE WASHINGTON'S CIVIC CONTRIBUTIONS. EACH OF THE NINE LESSONS CO-CREATED BY THESE FIVE FELLOWS ELEVATED THE LEADERSHIP CONTRIBUTIONS OF GEORGE WASHINGTON, WITH INSPIRATION FOR STUDENTS TO ENGAGE IN THE COMPLEXITIES OF OUR NATION'S HISTORY. TOPICS INCLUDED FORMING THE CABINET, WASHINGTON'S CHARACTER STRENGTHS AND HIS DECISION TO BECOME A PATRIOT, MEMORIALIZING WASHINGTON, NATIVE AMERICAN POLICY, WASHINGTON AS A SLAVE OWNER, AND THE LEGACY OF THE MOUNT VERNON LADIES' ASSOCIATION.</Desc>
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        <Desc>HISTORIC PRESERVATION AND COLLECTIONS:IN 2021, THE ARCHITECTURE TEAM COMPLETED PAINT REMOVAL, REPAIRS, DOCUMENTATION, PAINTING, AND SAND-CASTING OF THE MANSION'S NORTH AND SOUTH ENDSTHE SECOND PHASE OF A THREE-PHASE PROJECT. ON BOTH ENDS, THE TEAM FOUND SAMPLES OF ORIGINAL PAINT, FURTHER CORROBORATING THE STONE COLOR OF THE ORIGINAL EXTERIOR. IN ADDITION, THE SOUTH END RESTORATION REVEALED EVIDENCE THAT THE TWO WINDOWS OF THE WASHINGTONS' BEDCHAMBER HAD BEEN RAISED SLIGHTLY WHEN BUSHROD WASHINGTON ADDED A TWO-STORY PORCH IN THE EARLY 19TH CENTURY; THESE WERE CAREFULLY RESTORED AND RETURNED TO THEIR ORIGINAL LOCATIONS, COMPLETE WITH PRECISE REPRODUCTIONS OF THE ORIGINAL WOODEN SASH PULLIES. THE ASSOCIATION WAS AFFORDED AN EXTRAORDINARY OPPORTUNITY TO PURCHASE THE LARGEST COLLECTION OF GEORGE AND MARTHA WASHINGTON OWNED OBJECTS REMAINING IN PRIVATE HANDS. AT A TRYING MOMENT, MANY OF MOUNT VERNON'S CLOSEST FRIENDS RALLIED TOGETHER TO SECURE THIS LANDMARK ACQUISITION. NEARLY 100 OBJECTS IN THIS COLLECTION REPRESENT A REMARKABLE ARRAY OF TREASURED POSSESSIONS, FROM JEWELRY AND CLOTHING TO PRESIDENTIAL PORCELAINS AND FRAGILE GLASSWARE. THE ASSEMBLAGE COMES TO MOUNT VERNON WITH IMPECCABLE PROVENANCE, DESCENDING TO THE SELLER THROUGH THE PETER FAMILY OF TUDOR PLACE IN GEORGETOWN. MARTHA PARKE CUSTIS PETER, MARTHA WASHINGTON'S GRANDDAUGHTER, AND HER HUSBAND, THOMAS PETER, ACQUIRED MOST OF THE OBJECTS EITHER AS GIFTS FROM THE WASHINGTONS OR AT A SERIES OF SALES AFTER MRS. WASHINGTON'S DEATH.MOUNT VERNON ACQUIRED A GROUND PENETRATING RADAR UNIT (GPR), A DIGITAL TECHNOLOGY THAT ALLOWS ARCHAEOLOGISTS TO "SEE" SUB-SURFACE FEATURES WITHOUT DISTURBING THEM. INITIAL GPR SURVEYS HAVE REVEALED A WEALTH OF NEW INFORMATION ABOUT THE CULTURAL LANDSCAPEINCLUDING AN EXTENSIVE NETWORK OF DRAINS THAT CONVEYED RAINWATER FROM THE MANSION DOWNSPOUTS TO THE DUNG REPOSITORY, INGENIOUSLY SUPPORTING THE PRODUCTION OF COMPOST. NOTABLE FINDINGS OF IN-GROUND SURVEYS INCLUDE A 1775 GEORGE III HALF-PENNY AND A FRAGMENTARY 1713 JOHN CUSTIS WINE SEALPRESUMABLY FROM A BOTTLE BROUGHT HERE BY MARTHA DANDRIDGE CUSTIS WHEN SHE ARRIVED AS A BRIDE IN 1759.</Desc>
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      <Form990PartVIISectionAGrp>
        <PersonNm>ANNE NEAL PETRI</PersonNm>
        <TitleTxt>TREASURER</TitleTxt>
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        <OfficerInd>X</OfficerInd>
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      <Form990PartVIISectionAGrp>
        <PersonNm>MARY LANG BISHOP</PersonNm>
        <TitleTxt>VICE REGENT</TitleTxt>
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        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
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      <Form990PartVIISectionAGrp>
        <PersonNm>ANN HAUNSCHILD BOOKOUT</PersonNm>
        <TitleTxt>VICE REGENT</TitleTxt>
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        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
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      <Form990PartVIISectionAGrp>
        <PersonNm>MARIBETH ARMSTRONG BORTHWICK</PersonNm>
        <TitleTxt>VICE REGENT</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>SARAH MILLER COULSON</PersonNm>
        <TitleTxt>VICE REGENT</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>JUDITH WILSON GRANT</PersonNm>
        <TitleTxt>VICE REGENT</TitleTxt>
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        <PersonNm>ELIZABETH MEDLIN HALE</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>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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        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>ELIZABETH ROLLINS MAURAN</PersonNm>
        <TitleTxt>VICE REGENT</TitleTxt>
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        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>CAMERON KOCK MAYER</PersonNm>
        <TitleTxt>VICE REGENT</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>CATHERINE HAMILTON MAYTON</PersonNm>
        <TitleTxt>VICE REGENT</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>ANN SHERRILL PYNE</PersonNm>
        <TitleTxt>VICE REGENT</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>SUSAN STEVENS REEDER</PersonNm>
        <TitleTxt>VICE REGENT</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>LAURA PEEBLES RUTHERFORD</PersonNm>
        <TitleTxt>VICE REGENT</TitleTxt>
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        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>ANN CADY SCOTT</PersonNm>
        <TitleTxt>VICE REGENT</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>JEAN ARMFIELD SHERRILL</PersonNm>
        <TitleTxt>VICE REGENT</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>SUSAN MARSHALL TOWNSEND</PersonNm>
        <TitleTxt>VICE REGENT</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>CATHERINE MARLETTE WADDELL</PersonNm>
        <TitleTxt>VICE REGENT</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>DOUGLAS BRADBURN</PersonNm>
        <TitleTxt>PRESIDENT/CEO</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>PHILIP L MANNO</PersonNm>
        <TitleTxt>CHIEF FINANCIAL OFFICER</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>JOSEPH A BONDI</PersonNm>
        <TitleTxt>SVP DEVELOPMENT</TitleTxt>
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        <PersonNm>SUSAN SCHOELWER</PersonNm>
        <TitleTxt>EXEC. DIR. OF HPC &amp; RHS SR. CURATOR</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>KEVIN BUTTERFIELD</PersonNm>
        <TitleTxt>EXECUTIVE DIR. WASHINGTON LIBRARY</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>MATTHEW K BRINEY</PersonNm>
        <TitleTxt>VP OF MEDIA &amp; COMMUNICATIONS</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>BEREND OLTMANS</PersonNm>
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      <Form990PartVIISectionAGrp>
        <PersonNm>KAROL WICKENS</PersonNm>
        <TitleTxt>VP, EDUCATION</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>CAROLINA CAMARGO</PersonNm>
        <TitleTxt>SENIOR DIRECTOR OF DEVELOPMENT</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>TURCOTTE AMELIA</PersonNm>
        <TitleTxt>SENIOR DIRECTOR OF DEVELOPMENT</TitleTxt>
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          <BusinessName>
            <BusinessNameLine1Txt>CDR FUNDRAISING GROUP</BusinessNameLine1Txt>
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        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>16900 SCIENCE DRIVE STE 210</AddressLine1Txt>
            <CityNm>BOWIE</CityNm>
            <StateAbbreviationCd>MD</StateAbbreviationCd>
            <ZIPCd>20715</ZIPCd>
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      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>ELECTROSONIC INC</BusinessNameLine1Txt>
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        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>DEPT CH 19029</AddressLine1Txt>
            <CityNm>PALATINE</CityNm>
            <StateAbbreviationCd>IL</StateAbbreviationCd>
            <ZIPCd>60055</ZIPCd>
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        <ServicesDesc>AV SUPPORT</ServicesDesc>
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      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>MANA CONSTRUCTION LIMITED PARTNERSHIP</BusinessNameLine1Txt>
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          <USAddress>
            <AddressLine1Txt>6401 ROSE HILL DR</AddressLine1Txt>
            <CityNm>ALEXANDRIA</CityNm>
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            <ZIPCd>22310</ZIPCd>
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      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>FIRELINE CORPORATION</BusinessNameLine1Txt>
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          <USAddress>
            <AddressLine1Txt>4506 HOLLINS FERRY RD</AddressLine1Txt>
            <CityNm>BALTIMORE</CityNm>
            <StateAbbreviationCd>MD</StateAbbreviationCd>
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        <ServicesDesc>FIRE SYSTEM INSTALL &amp; MAINTENANCE</ServicesDesc>
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      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>KOLAS CONTRACTING INC</BusinessNameLine1Txt>
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          <USAddress>
            <AddressLine1Txt>8361 RICHMOND HWY</AddressLine1Txt>
            <CityNm>ALEXANDRIA</CityNm>
            <StateAbbreviationCd>VA</StateAbbreviationCd>
            <ZIPCd>22309</ZIPCd>
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      <MembershipDuesAmt>2039856</MembershipDuesAmt>
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      <TotalContributionsAmt>19623448</TotalContributionsAmt>
      <ProgramServiceRevenueGrp>
        <Desc>ADMISSION FEES</Desc>
        <BusinessCd>900099</BusinessCd>
        <TotalRevenueColumnAmt>9011400</TotalRevenueColumnAmt>
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      <ProgramServiceRevenueGrp>
        <Desc>EVENT REVENUE</Desc>
        <BusinessCd>900099</BusinessCd>
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      <ProgramServiceRevenueGrp>
        <Desc>CONFERENCES &amp; SYMPOSIA</Desc>
        <BusinessCd>900099</BusinessCd>
        <TotalRevenueColumnAmt>59535</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>59535</RelatedOrExemptFuncIncomeAmt>
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      <ProgramServiceRevenueGrp>
        <Desc>PRESERVATION TOURS</Desc>
        <BusinessCd>900099</BusinessCd>
        <TotalRevenueColumnAmt>50833</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>50833</RelatedOrExemptFuncIncomeAmt>
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      <TotalProgramServiceRevenueAmt>10885107</TotalProgramServiceRevenueAmt>
      <InvestmentIncomeGrp>
        <TotalRevenueColumnAmt>10938745</TotalRevenueColumnAmt>
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      <RoyaltiesRevenueGrp>
        <TotalRevenueColumnAmt>117949</TotalRevenueColumnAmt>
        <ExclusionAmt>117949</ExclusionAmt>
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      <GrossAmountSalesAssetsGrp>
        <SecuritiesAmt>93343015</SecuritiesAmt>
        <OtherAmt>2591848</OtherAmt>
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        <SecuritiesAmt>68846158</SecuritiesAmt>
        <OtherAmt>2520542</OtherAmt>
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      <GainOrLossGrp>
        <SecuritiesAmt>24496857</SecuritiesAmt>
        <OtherAmt>71306</OtherAmt>
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      <NetGainOrLossInvestmentsGrp>
        <TotalRevenueColumnAmt>24568163</TotalRevenueColumnAmt>
        <ExclusionAmt>24568163</ExclusionAmt>
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      <ContriRptFundraisingEventAmt>1496330</ContriRptFundraisingEventAmt>
      <FundraisingDirectExpensesAmt>425036</FundraisingDirectExpensesAmt>
      <NetIncmFromFundraisingEvtGrp>
        <TotalRevenueColumnAmt>-68564</TotalRevenueColumnAmt>
        <ExclusionAmt>-68564</ExclusionAmt>
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      <GrossSalesOfInventoryAmt>10916587</GrossSalesOfInventoryAmt>
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      <NetIncomeOrLossGrp>
        <TotalRevenueColumnAmt>6482124</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>5259485</RelatedOrExemptFuncIncomeAmt>
        <UnrelatedBusinessRevenueAmt>1222639</UnrelatedBusinessRevenueAmt>
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      <OtherRevenueMiscGrp>
        <Desc>OTHER INCOME</Desc>
        <BusinessCd>900099</BusinessCd>
        <TotalRevenueColumnAmt>235590</TotalRevenueColumnAmt>
        <ExclusionAmt>235590</ExclusionAmt>
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      <OtherRevenueTotalAmt>235590</OtherRevenueTotalAmt>
      <TotalRevenueGrp>
        <TotalRevenueColumnAmt>72782562</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>16144592</RelatedOrExemptFuncIncomeAmt>
        <UnrelatedBusinessRevenueAmt>1222639</UnrelatedBusinessRevenueAmt>
        <ExclusionAmt>35791883</ExclusionAmt>
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        <TotalAmt>51850</TotalAmt>
        <ProgramServicesAmt>51850</ProgramServicesAmt>
      </GrantsToDomesticOrgsGrp>
      <GrantsToDomesticIndividualsGrp>
        <TotalAmt>318117</TotalAmt>
        <ProgramServicesAmt>318117</ProgramServicesAmt>
      </GrantsToDomesticIndividualsGrp>
      <CompCurrentOfcrDirectorsGrp>
        <TotalAmt>1295123</TotalAmt>
        <ProgramServicesAmt>660822</ProgramServicesAmt>
        <ManagementAndGeneralAmt>323678</ManagementAndGeneralAmt>
        <FundraisingAmt>310623</FundraisingAmt>
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        <ManagementAndGeneralAmt>1418880</ManagementAndGeneralAmt>
        <FundraisingAmt>1114284</FundraisingAmt>
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      <PensionPlanContributionsGrp>
        <TotalAmt>1119974</TotalAmt>
        <ProgramServicesAmt>914355</ProgramServicesAmt>
        <ManagementAndGeneralAmt>113555</ManagementAndGeneralAmt>
        <FundraisingAmt>92064</FundraisingAmt>
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      <OtherEmployeeBenefitsGrp>
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        <ProgramServicesAmt>877068</ProgramServicesAmt>
        <ManagementAndGeneralAmt>110547</ManagementAndGeneralAmt>
        <FundraisingAmt>92545</FundraisingAmt>
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      <PayrollTaxesGrp>
        <TotalAmt>1249408</TotalAmt>
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        <ManagementAndGeneralAmt>130677</ManagementAndGeneralAmt>
        <FundraisingAmt>106946</FundraisingAmt>
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      <FeesForServicesLegalGrp>
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        <ManagementAndGeneralAmt>90293</ManagementAndGeneralAmt>
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      <FeesForServicesAccountingGrp>
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        <ManagementAndGeneralAmt>78806</ManagementAndGeneralAmt>
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        <FundraisingAmt>26483</FundraisingAmt>
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      <ConferencesMeetingsGrp>
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        <FundraisingAmt>2333</FundraisingAmt>
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      <InsuranceGrp>
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        <TotalAmt>616454</TotalAmt>
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        <FundraisingAmt>98943</FundraisingAmt>
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      <OtherExpensesGrp>
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        <EOYAmt>77980203</EOYAmt>
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        <EOYAmt>5276063</EOYAmt>
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        <EOYAmt>15000000</EOYAmt>
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        <EOYAmt>0</EOYAmt>
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        <EOYAmt>6821912</EOYAmt>
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        <EOYAmt>26143127</EOYAmt>
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      <OrganizationFollowsFASB117Ind>X</OrganizationFollowsFASB117Ind>
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      <DonorRestrictionNetAssetsGrp>
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        <EOYAmt>201350989</EOYAmt>
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      <TotalNetAssetsFundBalanceGrp>
        <BOYAmt>313931922</BOYAmt>
        <EOYAmt>342214345</EOYAmt>
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      <TotLiabNetAssetsFundBalanceGrp>
        <BOYAmt>342045360</BOYAmt>
        <EOYAmt>368357472</EOYAmt>
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      <InfoInScheduleOPartXIInd>X</InfoInScheduleOPartXIInd>
      <ReconcilationRevenueExpnssAmt>32204828</ReconcilationRevenueExpnssAmt>
      <NetUnrlzdGainsLossesInvstAmt>-5520412</NetUnrlzdGainsLossesInvstAmt>
      <OtherChangesInNetAssetsAmt>1598007</OtherChangesInNetAssetsAmt>
      <MethodOfAccountingAccrualInd>X</MethodOfAccountingAccrualInd>
      <AccountantCompileOrReviewInd>0</AccountantCompileOrReviewInd>
      <FSAuditedInd>1</FSAuditedInd>
      <FSAuditedBasisGrp>
        <SeparateBasisFinclStmtInd>X</SeparateBasisFinclStmtInd>
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      <AuditCommitteeInd>1</AuditCommitteeInd>
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    <IRS990ScheduleA documentId="RetDoc1039100001">
      <PublicOrganization170Ind>X</PublicOrganization170Ind>
      <GiftsGrantsContriRcvd170Grp>
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        <TotalAmt>98901055</TotalAmt>
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      <SubstantialContributorsTotAmt>10387395</SubstantialContributorsTotAmt>
      <PublicSupportTotal170Amt>88513660</PublicSupportTotal170Amt>
      <GrossInvestmentIncome170Grp>
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        <TotalAmt>34070453</TotalAmt>
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      <ThirtyThrPctSuprtTestsCY170Ind>X</ThirtyThrPctSuprtTestsCY170Ind>
      <Form990ScheduleAPartVIGrp>
        <FormAndLineReferenceDesc>SCHEDULE A, PART II, LINE 10, EXPLANATION OF OTHER INCOME:</FormAndLineReferenceDesc>
        <ExplanationTxt>OTHER INCOME - 2017 AMOUNT: $ 305,618. 2018 AMOUNT: $ 496,565. 2019 AMOUNT: $ 395,108. 2020 AMOUNT: $ 360,877. 2021 AMOUNT: $ 235,590.</ExplanationTxt>
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        <ContributorBusinessName>
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        </ContributorBusinessName>
        <ContributorUSAddress>
          <AddressLine1>RESTRICTED</AddressLine1>
          <AddressLine2>RESTRICTED</AddressLine2>
          <City>RESTRICTED</City>
          <State>RESTRICTED</State>
          <ZIPCode>RESTRICTED</ZIPCode>
        </ContributorUSAddress>
        <TotalContributionsAmt>RESTRICTED</TotalContributionsAmt>
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    </IRS990ScheduleB>
    <IRS990ScheduleD documentId="RetDoc1040000001">
      <CollectionUsedPubExhibitionInd>X</CollectionUsedPubExhibitionInd>
      <CollUsedScholarlyRsrchInd>X</CollUsedScholarlyRsrchInd>
      <CollectionUsedPreservationInd>X</CollectionUsedPreservationInd>
      <CollUsedLoanOrExchProgInd>X</CollUsedLoanOrExchProgInd>
      <SolicitedAssetsSaleInd>0</SolicitedAssetsSaleInd>
      <CYEndwmtFundGrp>
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        <ContributionsAmt>2505281</ContributionsAmt>
        <InvestmentEarningsOrLossesAmt>28801261</InvestmentEarningsOrLossesAmt>
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        <EndYearBalanceAmt>231240981</EndYearBalanceAmt>
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      <CYMinus1YrEndwmtFundGrp>
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        <ContributionsAmt>4663825</ContributionsAmt>
        <InvestmentEarningsOrLossesAmt>26268889</InvestmentEarningsOrLossesAmt>
        <OtherExpendituresAmt>8091532</OtherExpendituresAmt>
        <EndYearBalanceAmt>207616880</EndYearBalanceAmt>
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      <CYMinus2YrEndwmtFundGrp>
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        <InvestmentEarningsOrLossesAmt>31947910</InvestmentEarningsOrLossesAmt>
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        <EndYearBalanceAmt>184775698</EndYearBalanceAmt>
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        <InvestmentEarningsOrLossesAmt>-10708395</InvestmentEarningsOrLossesAmt>
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        <EndYearBalanceAmt>144135983</EndYearBalanceAmt>
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        <InvestmentEarningsOrLossesAmt>26509563</InvestmentEarningsOrLossesAmt>
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        <EndYearBalanceAmt>157292555</EndYearBalanceAmt>
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      <OtherLiabilitiesOrgGrp>
        <Desc>ANNUITY GIFT LIABILITY</Desc>
        <Amt>770109</Amt>
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      <OtherLiabilitiesOrgGrp>
        <Desc>POOLED INCOME FUND LIABILITY</Desc>
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      <OtherLiabilitiesOrgGrp>
        <Desc>DUE TO REGION 5 HISTORY FUND</Desc>
        <Amt>7813</Amt>
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      <FootnoteTextInd>X</FootnoteTextInd>
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      <NetUnrealizedGainsInvstAmt>-5520412</NetUnrealizedGainsInvstAmt>
      <DonatedServicesAndUseFcltsAmt>387986</DonatedServicesAndUseFcltsAmt>
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      <OtherRevenuesNotIncludedAmt>-4859499</OtherRevenuesNotIncludedAmt>
      <RevenueNotReportedFinclStmtAmt>-4757272</RevenueNotReportedFinclStmtAmt>
      <TotalRevenuePerForm990Amt>72782562</TotalRevenuePerForm990Amt>
      <TotExpnsEtcAuditedFinclStmtAmt>45722992</TotExpnsEtcAuditedFinclStmtAmt>
      <DonatedServicesUseFcltsAmt>387986</DonatedServicesUseFcltsAmt>
      <ExpensesNotReportedAmt>387986</ExpensesNotReportedAmt>
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      <InvestmentExpensesNotIncld2Amt>102227</InvestmentExpensesNotIncld2Amt>
      <OtherExpensesNotIncludedAmt>-4859499</OtherExpensesNotIncludedAmt>
      <ExpensesNotRptFinclStmtAmt>-4757272</ExpensesNotRptFinclStmtAmt>
      <TotalExpensesPerForm990Amt>40577734</TotalExpensesPerForm990Amt>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART III, LINE 1A:</FormAndLineReferenceDesc>
        <ExplanationTxt>HISTORICAL PROPERTIES AND COLLECTIONS OWNED BY THE ASSOCIATION HAVE BEEN ACQUIRED THROUGH PURCHASES AND CONTRIBUTIONS SINCE THE ASSOCIATION'S INCEPTION. THESE HISTORICAL PROPERTIES AND COLLECTIONS ARE NOT INCLUDED AS ASSETS 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. IN CONFORMITY WITH ACCOUNTING POLICIES GENERALLY FOLLOWED FOR HISTORICAL PROPERTIES, THE VALUE OF COLLECTIONS AS WELL AS REPAIRS AND IMPROVEMENTS TO HISTORICAL PROPERTIES HAVE BEEN EXCLUDED FROM THE STATEMENT OF FINANCIAL POSITION. PURCHASES OF COLLECTION ITEMS ARE RECORDED AS DECREASES IN NET ASSETS WITHOUT DONOR RESTRICTION IN THE YEAR IN WHICH THE ITEMS ARE ACQUIRED, OR AS DECREASES IN NET ASSETS WITH DONOR RESTRICTION IF THE ASSETS USED TO PURCHASE THE ITEMS ARE RESTRICTED BY DONORS. THE 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, 2021 AND 2020, 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>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART XI, LINE 2D - OTHER ADJUSTMENTS:</FormAndLineReferenceDesc>
        <ExplanationTxt>CHANGE IN VALUE OF INTEREST RATE SWAP AGREEMENT 1,302,661. CHANGE IN VALUE OF SPLIT-INTEREST AGREEMENTS 295,346.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART XI, LINE 4B - OTHER ADJUSTMENTS:</FormAndLineReferenceDesc>
        <ExplanationTxt>SPECIAL EVENT DIRECT EXPENSES -425,036. COST OF GOODS SOLD -4,434,463.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART XII, LINE 4B - OTHER ADJUSTMENTS:</FormAndLineReferenceDesc>
        <ExplanationTxt>SPECIAL EVENT DIRECT EXPENSES -425,036. COST OF GOOD SOLD -4,434,463.</ExplanationTxt>
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        <FoodAndBeverageEvent2Amt>35011</FoodAndBeverageEvent2Amt>
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        <EntertainmentOtherEventsAmt>15973</EntertainmentOtherEventsAmt>
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          <CityNm>ACCOKEEK</CityNm>
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      <RecipientTable>
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        <USAddress>
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          <CityNm>CHARLOTTESVILLE</CityNm>
          <StateAbbreviationCd>VA</StateAbbreviationCd>
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        <CashGrantAmt>25000</CashGrantAmt>
        <NonCashAssistanceAmt>0</NonCashAssistanceAmt>
        <PurposeOfGrantTxt>PAPERS OF GEORGE WASHINGTON</PurposeOfGrantTxt>
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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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        <PersonNm>MATTHEW K BRINEY</PersonNm>
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        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>173096</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>KAROL WICKENS</PersonNm>
        <TitleTxt>VP, EDUCATION</TitleTxt>
        <BaseCompensationFilingOrgAmt>153600</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>7500</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>3263</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>2944</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>167307</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>CAROLINA CAMARGO</PersonNm>
        <TitleTxt>SENIOR DIRECTOR OF DEVELOPMENT</TitleTxt>
        <BaseCompensationFilingOrgAmt>151512</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>250</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>3069</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>1830</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>156661</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>TURCOTTE AMELIA</PersonNm>
        <TitleTxt>SENIOR DIRECTOR OF DEVELOPMENT</TitleTxt>
        <BaseCompensationFilingOrgAmt>145575</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>2998</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>4482</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>153055</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. SOCIAL CLUB DUES WERE REIMBURSED AND RECORDED AS TAXABLE ON THE FORM W-2.</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>
        <RefundingTaxExemptBondsInd>1</RefundingTaxExemptBondsInd>
        <RefundingTaxableBondsInd>0</RefundingTaxableBondsInd>
        <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>67</ContributionCnt>
        <NoncashContributionsRptF990Amt>5114787</NoncashContributionsRptF990Amt>
        <MethodOfDeterminingRevenuesTxt>FMV</MethodOfDeterminingRevenuesTxt>
      </SecuritiesPubliclyTradedGrp>
      <OtherNonCashContriTableGrp>
        <NonCashCheckboxInd>X</NonCashCheckboxInd>
        <Desc>SUPPLIES</Desc>
        <ContributionCnt>13</ContributionCnt>
        <NoncashContributionsRptF990Amt>32653</NoncashContributionsRptF990Amt>
        <MethodOfDeterminingRevenuesTxt>FMV</MethodOfDeterminingRevenuesTxt>
      </OtherNonCashContriTableGrp>
      <OtherNonCashContriTableGrp>
        <NonCashCheckboxInd>X</NonCashCheckboxInd>
        <Desc>MISCELLANIOUS</Desc>
        <ContributionCnt>2</ContributionCnt>
        <NoncashContributionsRptF990Amt>5901</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, MARCUM LLP, 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 EXECUTIVE COMMITTEE BOARD AND OFFICERS, ARE NOT MADE AVAILABLE TO THE PUBLIC. FINANCIAL STATEMENTS ARE POSTED ON THE ASSOCIATION'S WEBSITE AND ARE AVAILABLE IN HARD COPY UPON SPECIFIC REQUEST. IN ADDITION, 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 1,302,661. CHANGE IN VALUE OF SPLIT-INTEREST AGREEMENTS 295,346.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>
