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      <Desc>THE LIGHTHOUSE MUSEUM: THE MONTAUK HISTORICAL SOCIETY OWNS AND MAINTAINS THE MONTAUK POINT LIGHTHOUSE MUSEUM. THE MONTAUK POINT LIGHTHOUSE HAS LONG BEEN FAMED AS THE SYMBOL OF LONG ISLAND AND ONE OF AMERICA'S OLDEST LIGHTHOUSES. AUTHORIZED IN 1792 BY THE SECOND CONGRESS UNDER PRESIDENT GEORGE WASHINGTON, IT WAS BUILT BY NEW YORK ARCHITECT, JOHN MCCOMB, IN 1796. ON MARCH 5, 2012, THE MONTAUK POINT LIGHTHOUSE WAS DESIGNATED A NATIONAL HISTORIC LANDMARK, JOINING THE RANKS OF FEWER THAN 2500 PRESTIGIOUS SITES IN THE UNITED STATES THAT ARE DESIGNATED BY THE SECRETARY OF THE INTERIOR AS HAVING EXCEPTIONAL VALUE IN ILLUSTRATING AND INTERPRETING THE HERITAGE OF OUR NATION. THE LIGHTHOUSE TOWER AND MUSEUM ARE OPEN TO THE GENERAL PUBLIC AND TOURS ARE AVAILABLE FOR SCHOOLS AND OTHER GROUPS. EVENTS AND EXHIBITIONS ARE HELD THROUGHOUT THE YEAR ON THE LIGHTHOUSE GROUNDS. THE LIGHTHOUSE MUSEUM, WHICH IS LOCATED IN THE 1860 KEEPERS' HOUSE, DISPLAYS AN ASSORTMENT OF HISTORICAL DOCUMENTS AND PHOTOGRAPHS AND IS HOME TO SEVERAL UNIQUE COLLECTIONS. IN ADDITION TO THE HISTORIC BUILDINGS AND DWELLINGS, THE COLLECTION INCLUDES NAUTICAL INSTRUMENTS, SHIP MODELS, FURNITURE, AND WHALING INDUSTRY ARTIFACTS. THERE ARE EXHIBITS SHOWING THE HISTORY OF THE LIGHTHOUSE AND THE EROSION CONTROL EFFORTS THAT HAVE BEEN IMPLEMENTED OVER THE YEARS. THE LIGHTHOUSE MUSEUM'S COLLECTION FEATURES TWO EXCLUSIVE ORIGINAL DOCUMENTS. ONE OF THESE IS THE CONGRESSIONAL AUTHORIZATION TO CONSTRUCT A LIGHTHOUSE AT MONTAUK POINT AND IS SIGNED BY THEN SECRETARY OF STATE, THOMAS JEFFERSON. THE OTHER IS THE FEDERAL AUTHORIZATION TO PURCHASE THE LAND AT MONTAUK POINT FOR THE PURPOSE OF BUILDING A LIGHTHOUSE. THAT DOCUMENT IS SIGNED BY THEN PRESIDENT GEORGE WASHINGTON. THE SECOND HOUSE MUSEUM: SECOND HOUSE BUILT IN 1746, AND REBUILT IN 1797, WAS ORIGINALLY A CATTLE KEEPER DWELLING. IT IS LOCATED ON THE WESTERN EDGE OF MONTAUK. SECOND HOUSE WAS ONE OF THE ONLY THREE HOUSES THAT EXISTED ON MONTAUK IN THE LATE 18TH AND EARLY 19TH CENTURIES. IT IS THE OLDEST AND MOST HISTORIC BUILDING STILL STANDING ON MONTAUK. IT IS CURRENTLY OPERATED AS A MUSEUM BY THE SOCIETY. IN ADDITION TO MANAGING THE MUSEUM, THE SOCIETY HOLDS TWO CRAFT FAIRS ON THE GROUNDS EACH YEAR. THE SOCIETY DOES NOT OWN THE LAND OR PROPERTY AT THE SECOND HOUSE MUSEUM THE MONTAUK INDIAN MUSEUM: THE MONTAUK INDIAN MUSEUM, TO BE OPERATED BY THE SOCIETY, WILL BE DEDICATED TO THE PRESERVATION AND PROMOTION OF THE HISTORY AND CULTURE OF THE MONTAUK INDIAN. THROUGH EXHIBITS, DEMONSTRATIONS, LECTURES, AND EVENTS, THE MUSEUM WILL BRING THE STORY OF THE ORIGINAL INHABITANTS TO THE PUBLIC.</Desc>
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      <MethodOfAccountingAccrualInd>X</MethodOfAccountingAccrualInd>
      <AccountantCompileOrReviewInd>false</AccountantCompileOrReviewInd>
      <FSAuditedInd>true</FSAuditedInd>
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        <SeparateBasisFinclStmtInd>X</SeparateBasisFinclStmtInd>
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      <AuditCommitteeInd>true</AuditCommitteeInd>
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        <ContributorBusinessName>
          <BusinessNameLine1>RESTRICTED</BusinessNameLine1>
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        <ContributorUSAddress>
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          <AddressLine2>RESTRICTED</AddressLine2>
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          <State>RESTRICTED</State>
          <ZIPCode>RESTRICTED</ZIPCode>
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        <TotalContributionsAmt>RESTRICTED</TotalContributionsAmt>
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      <CollectionUsedPubExhibitionInd>X</CollectionUsedPubExhibitionInd>
      <CollUsedScholarlyRsrchInd>X</CollUsedScholarlyRsrchInd>
      <CollectionUsedPreservationInd>X</CollectionUsedPreservationInd>
      <SolicitedAssetsSaleInd>false</SolicitedAssetsSaleInd>
      <BuildingsGrp>
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        <DepreciationAmt>333980</DepreciationAmt>
        <BookValueAmt>940343</BookValueAmt>
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      <LeaseholdImprovementsGrp>
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      <EquipmentGrp>
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      <FootnoteTextInd>X</FootnoteTextInd>
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      <TotalRevenuePerForm990Amt>1132758</TotalRevenuePerForm990Amt>
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      <ExpensesSubtotalAmt>943469</ExpensesSubtotalAmt>
      <TotalExpensesPerForm990Amt>943469</TotalExpensesPerForm990Amt>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Pt X Line 2</FormAndLineReferenceDesc>
        <ExplanationTxt>The organization recognizes the tax effects from an uncertain tax position in the financial statements only if the position is more-likely-than-not to be sustained if the position were to be challenged by a taxing authority. Management has determined that the organization has no uncertain tax positions that would require financial statement recognition or disclosure.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Pt III Line 1a</FormAndLineReferenceDesc>
        <ExplanationTxt>CONSISTENT WITH THE POLICIES OF MANY OTHER MUSEUMS, THE VALUE OF THE MUSEUM'S COLLECTIONS IS NOT REFLECTED IN THE STATEMENT OF FINANCIAL POSITION. PURCHASES OF ITEMS ARE EXPENSED IN THE YEAR THAT THE ITEMS ARE ACQUIRED. CONTRIBUTED COLLECTION ITEMS ARE NOT REFLECTED IN THE FINANCIAL STATEMENTS. PROCEEDS FROM DEACCESSIONS OR INSURANCE RECOVERIES ARE USED TO ACQUIRE OTHER ITEMS FOR COLLECTION. CONTRIBUTIONS FOR THE PURCHASE OF ITEMS FOR THE COLLECTION ARE CLASSIFIED AS TEMPORARILY RESTRICTED NET A</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Pt III Line 4</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION'S COLLECTIONS TRACE THE HISTORY OF THE MONTAUK LIGHTHOUSE AS WELL AS THE SURROUNDING AREAS OF MONTAUK, NY. THE MONTAUK HISTORICAL SOCIETY MAINTAINS AND HOLDS OPEN TO THE PUBLIC, THESE IMPORTANT HISTORICAL STRUCTURES: THE LIGHTHOUSE TOWER (CIRCA 1796 AND RENOVATED 1860), KEEPER'S DWELLING (1860), AND OIL HOUSE (1860). ADDITIONALLY, SECOND HOUSE, BUILT 1797, IS THE OLDEST AND MOST HISTORIC BUILDING STILL STANDING ON MONTAUK. THE ORGANIZATION'S COLLECTIONS ALSO INCLUDE ARTIFACTS, M</ExplanationTxt>
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        <NameOfEvent2Amt>Craft Fair</NameOfEvent2Amt>
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        <OtherEventsTotalCnt>1</OtherEventsTotalCnt>
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        <GrossRevenueOtherEventsAmt>7271</GrossRevenueOtherEventsAmt>
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        <GrossReceiptsTotalAmt>131918</GrossReceiptsTotalAmt>
        <CharitableContributionsTotAmt>9500</CharitableContributionsTotAmt>
        <GrossRevenueTotalEventsAmt>122418</GrossRevenueTotalEventsAmt>
        <OthDirectExpnssTotalEventsAmt>54854</OthDirectExpnssTotalEventsAmt>
        <DirectExpenseSummaryEventsAmt>54854</DirectExpenseSummaryEventsAmt>
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    <IRS990ScheduleO documentId="00000006" softwareId="13000178">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Pt VI, Line 11b</FormAndLineReferenceDesc>
        <ExplanationTxt>A qualified and authorized person shall complete the annual Form 990 informational</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Pt VI, Line 11b</FormAndLineReferenceDesc>
        <ExplanationTxt>return. The return shall be reviewed by the Treasurer and then presented</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Pt VI, Line 11b</FormAndLineReferenceDesc>
        <ExplanationTxt>to all board members either via e-mail or by paper copy prior to its filing with the IRS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Pt VI, Line 12c</FormAndLineReferenceDesc>
        <ExplanationTxt>Each director, principal and officer, shall annually review the</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Pt VI, Line 12c</FormAndLineReferenceDesc>
        <ExplanationTxt>conflicts of interest policy and disclose any known conflicts.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Pt VI, Line 15a</FormAndLineReferenceDesc>
        <ExplanationTxt>The salaries of the officers, if any, shall be fixed by resolution</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Pt VI, Line 15a</FormAndLineReferenceDesc>
        <ExplanationTxt>of the board of directors. In all cases, any salaries received by officers</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Pt VI, Line 15a</FormAndLineReferenceDesc>
        <ExplanationTxt>of this organization shall be reasonable. All officer salaries shall be</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Pt VI, Line 15a</FormAndLineReferenceDesc>
        <ExplanationTxt>approved in advance in accordance with the organization's</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Pt VI, Line 15a</FormAndLineReferenceDesc>
        <ExplanationTxt>conflict of interest policy.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Pt VI, Line 15b</FormAndLineReferenceDesc>
        <ExplanationTxt>See 15a</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Pt VI, Line 19</FormAndLineReferenceDesc>
        <ExplanationTxt>The organization makes its Governing Documents, Conflicts of Interest Policy</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Pt VI, Line 19</FormAndLineReferenceDesc>
        <ExplanationTxt>and Financial Statements available to the public upon written request.</ExplanationTxt>
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</Return>