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        <CurrentTaxYearMinus3Years>907302</CurrentTaxYearMinus3Years>
        <CurrentTaxYearMinus2Years>944659</CurrentTaxYearMinus2Years>
        <CurrentTaxYearMinus1Year>897255</CurrentTaxYearMinus1Year>
        <CurrentTaxYear>1011293</CurrentTaxYear>
        <Total>4576077</Total>
      </GrossReceiptsFromAdmissions>
      <GrossReceiptsFromNonUBI>
        <CurrentTaxYearMinus4Years>113441</CurrentTaxYearMinus4Years>
        <CurrentTaxYearMinus3Years>119492</CurrentTaxYearMinus3Years>
        <CurrentTaxYearMinus2Years>133258</CurrentTaxYearMinus2Years>
        <CurrentTaxYearMinus1Year>133705</CurrentTaxYearMinus1Year>
        <CurrentTaxYear>130027</CurrentTaxYear>
        <Total>629923</Total>
      </GrossReceiptsFromNonUBI>
      <Total509>
        <CurrentTaxYearMinus4Years>1001280</CurrentTaxYearMinus4Years>
        <CurrentTaxYearMinus3Years>1070858</CurrentTaxYearMinus3Years>
        <CurrentTaxYearMinus2Years>1130946</CurrentTaxYearMinus2Years>
        <CurrentTaxYearMinus1Year>1100577</CurrentTaxYearMinus1Year>
        <CurrentTaxYear>1270960</CurrentTaxYear>
        <Total>5574621</Total>
      </Total509>
      <PublicSupportTotal509>5574621</PublicSupportTotal509>
      <GrossInvestmentIncome509>
        <CurrentTaxYearMinus4Years>15875</CurrentTaxYearMinus4Years>
        <CurrentTaxYearMinus3Years>4983</CurrentTaxYearMinus3Years>
        <CurrentTaxYearMinus2Years>1430</CurrentTaxYearMinus2Years>
        <CurrentTaxYearMinus1Year>440</CurrentTaxYearMinus1Year>
        <CurrentTaxYear>5276</CurrentTaxYear>
        <Total>28004</Total>
      </GrossInvestmentIncome509>
      <Post1975UBTI>
        <Total>0</Total>
      </Post1975UBTI>
      <InvestmentIncomeAndUBTI>
        <CurrentTaxYearMinus4Years>15875</CurrentTaxYearMinus4Years>
        <CurrentTaxYearMinus3Years>4983</CurrentTaxYearMinus3Years>
        <CurrentTaxYearMinus2Years>1430</CurrentTaxYearMinus2Years>
        <CurrentTaxYearMinus1Year>440</CurrentTaxYearMinus1Year>
        <CurrentTaxYear>5276</CurrentTaxYear>
        <Total>28004</Total>
      </InvestmentIncomeAndUBTI>
      <NetIncomeFromOtherUBI>
        <Total>0</Total>
      </NetIncomeFromOtherUBI>
      <OtherIncome509>
        <Total>0</Total>
      </OtherIncome509>
      <TotalSupportTotal>
        <CurrentTaxYearMinus4Years>1017155</CurrentTaxYearMinus4Years>
        <CurrentTaxYearMinus3Years>1075841</CurrentTaxYearMinus3Years>
        <CurrentTaxYearMinus2Years>1132376</CurrentTaxYearMinus2Years>
        <CurrentTaxYearMinus1Year>1101017</CurrentTaxYearMinus1Year>
        <CurrentTaxYear>1276236</CurrentTaxYear>
        <Total>5602625</Total>
      </TotalSupportTotal>
      <PublicSupportPercentage509>0.99500</PublicSupportPercentage509>
      <PriorYearSupportPercentage>0.99250</PriorYearSupportPercentage>
      <InvestmentIncomePercentage>0.00500</InvestmentIncomePercentage>
      <PriorYrInvestIncomePercentage>0.00750</PriorYrInvestIncomePercentage>
      <ThirtyThreePercntTestsCY509>X</ThirtyThreePercntTestsCY509>
    </IRS990ScheduleA>
    <IRS990ScheduleB documentId="990B" softwareId="12000057" softwareVersion="12.19.1011.1">
      <ContributorInfo>
        <ContributorNumber>RESTRICTED</ContributorNumber>
        <ContributorNameBusiness>
          <BusinessNameLine1>RESTRICTED</BusinessNameLine1>
        </ContributorNameBusiness>
        <ContributorAddressUS>
          <AddressLine1>RESTRICTED</AddressLine1>
          <AddressLine2>RESTRICTED</AddressLine2>
          <City>RESTRICTED</City>
          <State>RESTRICTED</State>
          <ZIPCode>RESTRICTED</ZIPCode>
        </ContributorAddressUS>
        <AggregateContributions>RESTRICTED</AggregateContributions>
      </ContributorInfo>
    </IRS990ScheduleB>
    <IRS990ScheduleD documentId="990D" softwareId="12000057" softwareVersion="12.19.1011.1">
      <CollectUsedForPublicExhibition>X</CollectUsedForPublicExhibition>
      <CollectUsedForScholarResearch>X</CollectUsedForScholarResearch>
      <CollectUsedForPreservation>X</CollectUsedForPreservation>
      <IncludedOnFS>false</IncludedOnFS>
      <Buildings>
        <OtherCostOrOtherBasis>1274323</OtherCostOrOtherBasis>
        <Depreciation>299358</Depreciation>
        <BookValue>974965</BookValue>
      </Buildings>
      <LeaseholdImprovements>
        <OtherCostOrOtherBasis>1738801</OtherCostOrOtherBasis>
        <Depreciation>1285834</Depreciation>
        <BookValue>452967</BookValue>
      </LeaseholdImprovements>
      <Equipment>
        <OtherCostOrOtherBasis>93710</OtherCostOrOtherBasis>
        <Depreciation>72345</Depreciation>
        <BookValue>21365</BookValue>
      </Equipment>
      <OtherLandBuildings>
        <OtherCostOrOtherBasis>755280</OtherCostOrOtherBasis>
        <Depreciation>478513</Depreciation>
        <BookValue>276767</BookValue>
      </OtherLandBuildings>
      <TotalOfBookValueLandBuildings>1726064</TotalOfBookValueLandBuildings>
      <OtherSecurities>
        <Description>Financial derivatives and other financial products</Description>
      </OtherSecurities>
      <OtherSecurities>
        <Description>Closely-held equity interests</Description>
      </OtherSecurities>
      <OtherLiabilities>
        <Description>Federal income taxes</Description>
      </OtherLiabilities>
      <TotRevenueEtcAuditedFinclStmt>1050934</TotRevenueEtcAuditedFinclStmt>
      <RevenueSubtotal>1050934</RevenueSubtotal>
      <TotalRevenuePerForm990>1050934</TotalRevenuePerForm990>
      <TotExpensesEtcAuditedFinclStmt>965076</TotExpensesEtcAuditedFinclStmt>
      <ExpensesSubtotal>965076</ExpensesSubtotal>
      <TotalExpensesPerForm990>965076</TotalExpensesPerForm990>
    </IRS990ScheduleD>
    <IRS990ScheduleG documentId="990G" softwareId="12000057" softwareVersion="12.19.1011.1">
      <SpecialFundraisingEvents>X</SpecialFundraisingEvents>
      <AgreementRefFundraising>false</AgreementRefFundraising>
      <LicensedStates>NY</LicensedStates>
      <EventsInformation>
        <NameOfEvent1>Arts Craft Fairs</NameOfEvent1>
        <GrossReceiptsEvent1>19382</GrossReceiptsEvent1>
        <GrossRevenueEvent1>19382</GrossRevenueEvent1>
        <OtherDirectExpensesEvent1>3720</OtherDirectExpensesEvent1>
        <NameOfEvent2>Triathlon</NameOfEvent2>
        <GrossReceiptsEvent2>99725</GrossReceiptsEvent2>
        <GrossRevenueEvent2>99725</GrossRevenueEvent2>
        <OtherDirectExpensesEvent2>42769</OtherDirectExpensesEvent2>
        <TotalNumberOfOtherEvents>1</TotalNumberOfOtherEvents>
        <GrossReceiptsOtherEvents>10270</GrossReceiptsOtherEvents>
        <GrossRevenueOtherEvents>10270</GrossRevenueOtherEvents>
        <OtherDirectExpensesOtherEvents>8485</OtherDirectExpensesOtherEvents>
        <GrossReceiptsTotal>129377</GrossReceiptsTotal>
        <GrossRevenueTotalEvents>129377</GrossRevenueTotalEvents>
        <OtherDirectExpensesTotalEvents>54974</OtherDirectExpensesTotalEvents>
        <DirectExpenseSummaryEvents>54974</DirectExpenseSummaryEvents>
        <NetIncomeSummary>74403</NetIncomeSummary>
      </EventsInformation>
    </IRS990ScheduleG>
    <IRS990ScheduleO documentId="990O" softwareId="12000057" softwareVersion="12.19.1011.1">
      <GeneralExplanation>
        <Explanation>Form 990 Part VI Section B Line 11b The accountants, auditors and audit committee meet to discuss pertinent elements of the 990 including changes made to the form, future reporting requirements and inconsistencies with prior year reporting. The report is presented to the full board prior to submission.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <Explanation>Form 990 Part VI Section B Line 19 Financial statements are made available through the website. At this time neither governing documents nor conflict of interest policies are made available through the site. The public is encouraged to inquire about the organization by the publishing of various contact information.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <Explanation>Form 990 Part III Line 4d Gift shop and other museum related income help promote the historical aspects of the Montauk region.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <Explanation>Form 990 Part XI Line 8 Prior period adjustment for an understatement of inventory on prior return</Explanation>
      </GeneralExplanation>
    </IRS990ScheduleO>
  </ReturnData>
</Return>