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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Pt III, Line 1a</FormAndLineReferenceDesc>
        <ExplanationTxt>IN ACCORDANCE WITH INDUSTRY PRACTICE, THE MUSEUMS COLLECTIONS OF PRINTED AND MANUSCRIPT MATERIALS, MAPS, PHOTOGRAPHS, PAINTINGS, ARTIFACTS AND OTHER ITEMS RELEVANT TO WATERFRONT HISTORY ARE NOT CAPITALIZED AND RECOGNIZED AS ASSETS ON THE STATEMENT OF FINANCIAL POSITION. THE MUSEUM HOLDS ITS COLLECTIONS FOR PUBLIC EXHIBITION, EDUCATION, AND RESEARCH RATHER THAN FOR FINANCIAL GAIN. IT PROTECTS, CARES FOR, PRESERVES, AND KEEPS ITS COLLECTIONS UNENCUMBERED, SUBJECT TO A POLICY THAT REQUIRES PROCEEDS FROM SALES OF COLLECTION ITEMS TO BE USED TO PURCHASE ADDITIONAL COLLECTION ITEMS.</ExplanationTxt>
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      <SupplementalInformationDetail>
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        <ExplanationTxt>THE MUSEUMS COLLECTIONS CONSISTS OF PRINTED AND MANUSCRIPT MATERIALS, MAPS,PHOTOGRAPHS, MOTION PICTURE FILMS, VIDEO AND MEDIA OF ORAL HISTORIES, PAINTINGS, ARTIFACTS AND OTHER ITEMS WHICH HAVE BEEN CREATED OR USED IN NEW YORK HARBORS, OR ARE OTHERWISE RELEVANT TO WATERFRONT HISTORY. THE PURPOSE OF THE COLLECTION IS TO REFLECT THE BROADEST INTERPRETATION OF WATERFRONT HISTORY, NEW YORK HARBORS COMMERCE AND COMMUTING ROUTES, AND ITS HISTORIC PRESERVATION; TO SUPPORT BOTH PUBLIC PROGRAMS AND EDUCATION; TO SERVE AS A RESOURCE FOR OTHER INSTITUTIONS; AND, TO SERVE AS A BASIS FOR THE PROMOTION AND HISTORIC PRESERVATION OF NEW YORK HARBORS.</ExplanationTxt>
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      <SupplementalInformationDetail>
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        <ExplanationTxt>THE MUSEUM HAS EVALUATED ITS CURRENT TAX POSITIONS AND HAS CONCLUDED THAT AS OF DECEMBER 31, 2025, THE MUSEUM DOES NOT HAVE ANY SIGNIFICANT UNCERTAIN TAX POSITIONS FOR WHICH A RESERVE WOULD BE NECESSARY.</ExplanationTxt>
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        <ExplanationTxt>SOPHIE SHARPS IS DAVID SHARPS DAUGHTER.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Pt VI, Line 11b</FormAndLineReferenceDesc>
        <ExplanationTxt>THE FORM 990 HAS BEEN REVIEWED BY THE BOARD TREASURER.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Pt VI, Line 12c</FormAndLineReferenceDesc>
        <ExplanationTxt>ALL BOARD MEMBERS ARE REQUIRED ON AN ANNUAL BASIS TO SIGN A WRITTEN CONFLICT OF INTEREST POLICY.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Pt VI, Line 19</FormAndLineReferenceDesc>
        <ExplanationTxt>INFORMATION IS MADE AVAILABLE UPON REQUEST OF AN INDIVIDUAL OR INSTITUTION.</ExplanationTxt>
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      <SupplementalInformationDetail>
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      <SupplementalInformationDetail>
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</Return>