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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Part III, Line 4: Description of organization's collections and how it furthers its purpose.</FormAndLineReferenceDesc>
        <ExplanationTxt>THE SOCIETY MAINTAINS THE GENERAL W. HART HOUSE, THE F. STEVENS ARCHIVES AND HISTORIC GARDENS IN ORDER TO INVESTIGATE, PRESERVE AND MAINTAIN COLLECTIONS IN ARCHEOLOGY, FURNITURE, GENEALOGY AND HISTORIC RECORDS OF THE TOWN OF OLD SAYBROOK WHILE ENCOURAGING THE STUDY AND APPRECIATION OF THE LOCAL HISTORICAL HERITAGE. THE PRESERVATION OF DOCUMENTS AND OBJECTS FOR FUTURE GENERATIONS IS A PRIMARY OBJECTIVE OF THE ORGANIZATION.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Part V, Line 4: Intended uses of the endowment fund.</FormAndLineReferenceDesc>
        <ExplanationTxt>ENDOWMENT FUNDS CONSIST OF A PERMANENT DONOR RESTRICTED FUND. THIS FUND IS USED TO PROVIDE INCOME TO SUPPORT THE ORGANIZATION'S ACTIVITIES AS DIRECTED BY THE DONORS. THE ORGANIZATION HAS NOT FORMALLY ESTABLISHED A BOARD DESIGNATED ENDOWMENT FUND, HOWEVER EXCESS FUNDS HAVE BEEN INVESTED TO PROVIDE FOR THE CURRENT AND FUTURE NEEDS OF THE ORGANIZATION.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section A, Line 6</FormAndLineReferenceDesc>
        <ExplanationTxt>MEMBERSHIP IS OPEN TO PERSONS WHO ARE INTERESTED IN AND SUPPORT THE SOCIETY AND ITS OBJECTIVES. THE PAYMENT OF ANNUAL DUES CONSTITUTES MEMBERSHIP IN THE OLD SAYBROOK HISTORICAL SOCIETY.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section B, Line 11b</FormAndLineReferenceDesc>
        <ExplanationTxt>THE 990 IS REVIEWED BY THE TREASURER AND PRESIDENT AND COPIES MADE AVAILABLE TO THE BOARD OF TRUSTEES.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section B, Line 12c</FormAndLineReferenceDesc>
        <ExplanationTxt>THE CONFLICT OF INTEREST POLICY IS INCLUDED IN AN ORIENTATION PACKAGE THAT IS GIVEN TO ALL BOARD MEMBERS.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section C, Line 19</FormAndLineReferenceDesc>
        <ExplanationTxt>GOVERNING DOCUMENTS, POLICIES AND FINANCIAL STATEMENTS ARE AVAILABLE TO THE GENERAL PUBLIC UPON REQUEST.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Statement Note 1</FormAndLineReferenceDesc>
        <ExplanationTxt>FORM 990, PART II, LINE 42 - DEPRECIATIONDEPRECIATION IS CALCULATED USING THE STRAIGHT LINE METHOD OVER THE ESTIMATED USEFUL LIVES OF THE RESPECTIVE ASSETS.FORM 990, PART VIII, LINE 7(A) COLUMN (II)$6,474 IN REVENUE IS FROM LONG TERM CAPITAL GAIN DISTRIBUTIONS</ExplanationTxt>
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</Return>