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      <InfoInScheduleOPartXIInd>X</InfoInScheduleOPartXIInd>
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      <OtherChangesInNetAssetsAmt>-228525</OtherChangesInNetAssetsAmt>
      <MethodOfAccountingCashInd>X</MethodOfAccountingCashInd>
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        <CurrentTaxYearAmt>276888</CurrentTaxYearAmt>
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        <CurrentTaxYearMinus1YearAmt>283680</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>276888</CurrentTaxYearAmt>
        <TotalAmt>1487830</TotalAmt>
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      <PublicSupportTotal170Amt>1487830</PublicSupportTotal170Amt>
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        <CurrentTaxYearMinus3YearsAmt>27</CurrentTaxYearMinus3YearsAmt>
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      <GrossReceiptsRltdActivitiesAmt>2432656</GrossReceiptsRltdActivitiesAmt>
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      <PublicSupportPY170Pct>0.99860</PublicSupportPY170Pct>
      <ThirtyThrPctSuprtTestsCY170Ind>X</ThirtyThrPctSuprtTestsCY170Ind>
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    <IRS990ScheduleO documentId="RetDoc5">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 2, PART III, LINE 4A</FormAndLineReferenceDesc>
        <ExplanationTxt>THE STEAMSHIP HISTORICAL SOCIETY OF AMERICA PROMOTES AND COORDINATES THE ACTIVITIES OF COLLECTORS AND HISTORIANS OF MATERIAL RELATED TO STEAM AND OTHER POWER DRIVEN WATER VESSELS. POWERSHIPS IS AN 88-PAGE FULL COLOR PRINTED MAGAZINE, WHICH IS PUBLISHED AND DISTRIBUTED QUARTERLY. IT HAS BEEN CONTINUOUSLY PRODUCED SINCE 1940, WHEN IT BEGAN AS THE STEAMBOAT BILL OF FACTS. THE HISTORICAL COLLECTIONS OF THE SOCIETY CONSIST OF BOOKS, PRINTS, PAINTINGS, PHOTOGRAPHS, SLIDES, LITERATURE, MODELS AND OTHER MEMORABILIA RELATED TO ENGINE-POWERED WATER VESSELS. THE ORGANIZATION ALSO OPERATES THE 6,000+ SQUARE FOOT SHIP HISTORY CENTER, WHICH INCLUDES 10,000 VOLUME LIBRARY, HUNDREDS OF THOUSANDS OF PHOTOGRAPHS AND TENS OF THOUSANDS OF OTHER DOCUMENTS AND EPHEMERA RELATING TO THE HISTORY OF ENGINE-POWERED VESSELS. SSHSA EMPHASIZES THREE IMPORTANT MARITIME THEMES- IMMIGRATION, TRADE &amp; LEISURE, AND FOCUSES ITS EDUCATIONAL OUTREACH TO THE NEXT GENERATION BY HIGHLIGHTING "S.T.E.A.M."-SCIENCE, TECHNOLOGY, ENGINEERING, ARTS AND MATH.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 2, PART III, LINE 4D</FormAndLineReferenceDesc>
        <ExplanationTxt>THE STEAMSHIP HISTORICAL SOCIETY OF AMERICA PROMOTES AND COORDINATES THE ACTIVITIES OF COLLECTORS AND HISTORIANS OF MATERIAL RELATED TO STEAM AND OTHER POWER DRIVEN WATER VESSELS. POWERSHIPS IS A QUARTERLY MAGAZINE THAT IS PRODUCED AND DISTRIBUTED, WHICH CONTAINS HISTORICAL AND CURRENT ARTICLES CONCERNING ENGINE-POWERED WATER VESSELS. THE HISTORICAL COLLECTIONS OF THE SOCIETY CONSIST OF BOOKS, PRINTS, PAINTINGS, PHOTOGRAPHS, SLIDES, LITERATURE, MODELS AND OTHER MEMORABILIA RELATED TO ENGINE-POWERED WATER VESSELS. THE ORGANIZATION ALSO MAINTAINS A LIBRARY WHICH CONTAINS INFORMATION ON THE HISTORY OF ENGINE-POWERED WATER VESSELS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE OFFICERS OF THE BOARD OF DIRECTORS REVIEWS AND MAKES FORM 990 AVAILABLE TO ANY MEMBER WHO REQUESTS IT. ADDITIONALLY FORM 990 AND OTHER OFFICIAL CORPORATE AND TAX DOCUMENTS ARE AVAILABLE FOR PUBLIC INSPECTION AT SSHSA HQ OR ONLINE VIA WWW.GUIDESTAR.ORG.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>THE OFFICERS OF THE BOARD OF DIRECTORS REVIEWS AND MAKES FORM 990 AVAILABLE TO ANY MEMBER WHO REQUESTS IT. ADDITIONALLY FORM 990 AND OTHER OFFICIAL CORPORATE AND TAX DOCUMENTS ARE AVAILABLE FOR PUBLIC INSPECTION AT SSHSA HQ OR ONLINE VIA WWW.GUIDESTAR.ORG.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART IX, LINE 11G</FormAndLineReferenceDesc>
        <ExplanationTxt>BANK FEES 0 5,758 0 MERCHANT ACCOUNT FEES 0 1,834 0 PAYROLL SERVICE 0 2,528 0 EBAY FEES 0 291 0 DUES,SUBSCRIPTIONS 0 383 0 OUTSIDE SERVICES 0 3,400 0 FUNDRAISING INCOME CAPITAL CAMPAIGN 0 0 1,888 CONSULTANTS 0 0 39,149 FUNDRAISING EXPENSE-OTHER 0 0 13,077 PROMOTIONAL MATERIAL 0 0 1,349 TOTAL 0 14,194 55,463</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART XI, LINE 9</FormAndLineReferenceDesc>
        <ExplanationTxt>BOOK / TAX DEPRECIATION DIFFERENCE -21,041 ADJ -207,484 TOTAL -228,525</ExplanationTxt>
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  </ReturnData>
</Return>