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    <Preparer>
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      <FollowSFAS117>X</FollowSFAS117>
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      <ReconcilationRevenueExpenses>-19079</ReconcilationRevenueExpenses>
      <ReconcilationOtherChanges>118307</ReconcilationOtherChanges>
      <MethodOfAccountingAccrual>X</MethodOfAccountingAccrual>
      <AccountantCompileOrReview>true</AccountantCompileOrReview>
      <AccountantCompileOrReviewBasis>
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      <FSAudited>false</FSAudited>
      <AuditCommittee>true</AuditCommittee>
      <FederalGrantAuditRequired>false</FederalGrantAuditRequired>
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      <PubliclySupportedOrg170b1Avi>X</PubliclySupportedOrg170b1Avi>
      <GiftsGrantsContribReceived170>
        <CurrentTaxYearMinus4Years>123548</CurrentTaxYearMinus4Years>
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        <CurrentTaxYearMinus1Year>166677</CurrentTaxYearMinus1Year>
        <CurrentTaxYear>87878</CurrentTaxYear>
        <Total>691120</Total>
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      <Total170>
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      </Total170>
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      <PublicSupportTotal170>665337</PublicSupportTotal170>
      <GrossInvestmentIncome170>
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        <Total>243087</Total>
      </GrossInvestmentIncome170>
      <TotalSupport>934207</TotalSupport>
      <GrossReceiptsFromAdmissionsEtc>163191</GrossReceiptsFromAdmissionsEtc>
      <PublicSupportPertcentage170>0.71220</PublicSupportPertcentage170>
      <PublicSupportPertcentPriorYear>0.85700</PublicSupportPertcentPriorYear>
      <ThirtyThreePercntTestsCY170>X</ThirtyThreePercntTestsCY170>
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    <IRS990ScheduleB documentId="RetDoc1">
      <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>
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        <EndOfYearBalance>8594</EndOfYearBalance>
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      <CurrentYearMinus1Year>
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        <EndOfYearBalance>8594</EndOfYearBalance>
      </CurrentYearMinus1Year>
      <CurrentYearMinus2Years>
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        <EndOfYearBalance>8594</EndOfYearBalance>
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      <CurrentYearMinus3Years>
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        <EndOfYearBalance>8594</EndOfYearBalance>
      </CurrentYearMinus3Years>
      <CurrentYearMinus4Years>
        <BeginningOfYearBalance>8594</BeginningOfYearBalance>
        <EndOfYearBalance>8594</EndOfYearBalance>
      </CurrentYearMinus4Years>
      <EndowmentsHeldByUnrelatedOrgs>false</EndowmentsHeldByUnrelatedOrgs>
      <EndowmentsHeldByRelatedOrgs>false</EndowmentsHeldByRelatedOrgs>
      <Land>
        <OtherCostOrOtherBasis>23900</OtherCostOrOtherBasis>
        <BookValue>23900</BookValue>
      </Land>
      <Buildings>
        <OtherCostOrOtherBasis>1684454</OtherCostOrOtherBasis>
        <Depreciation>547116</Depreciation>
        <BookValue>1137338</BookValue>
      </Buildings>
      <Equipment>
        <OtherCostOrOtherBasis>156726</OtherCostOrOtherBasis>
        <Depreciation>111226</Depreciation>
        <BookValue>45500</BookValue>
      </Equipment>
      <TotalOfBookValueLandBuildings>1206738</TotalOfBookValueLandBuildings>
      <OtherLiabilities>
        <Description>SALES TAX PAYABLE</Description>
        <Amount>219</Amount>
      </OtherLiabilities>
      <TotalOfAmounts>219</TotalOfAmounts>
    </IRS990ScheduleD>
    <IRS990ScheduleG documentId="RetDoc6">
      <EventsInformation>
        <NameOfEvent1>ANNUAL APPEAL</NameOfEvent1>
        <GrossReceiptsEvent1>30808</GrossReceiptsEvent1>
        <GrossRevenueEvent1>30808</GrossRevenueEvent1>
        <OtherDirectExpensesEvent1>773</OtherDirectExpensesEvent1>
        <NameOfEvent2>SUMMER FUNDRAIS</NameOfEvent2>
        <GrossReceiptsEvent2>25951</GrossReceiptsEvent2>
        <GrossRevenueEvent2>25951</GrossRevenueEvent2>
        <OtherDirectExpensesEvent2>3914</OtherDirectExpensesEvent2>
        <TotalNumberOfOtherEvents>1</TotalNumberOfOtherEvents>
        <GrossReceiptsOtherEvents>5689</GrossReceiptsOtherEvents>
        <GrossRevenueOtherEvents>5689</GrossRevenueOtherEvents>
        <OtherDirectExpensesOtherEvents>1591</OtherDirectExpensesOtherEvents>
        <GrossReceiptsTotal>62448</GrossReceiptsTotal>
        <GrossRevenueTotalEvents>62448</GrossRevenueTotalEvents>
        <OtherDirectExpensesTotalEvents>6278</OtherDirectExpensesTotalEvents>
        <DirectExpenseSummaryEvents>6278</DirectExpenseSummaryEvents>
        <NetIncomeSummary>56170</NetIncomeSummary>
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    </IRS990ScheduleG>
    <IRS990ScheduleO documentId="RetDoc7">
      <GeneralExplanation>
        <Identifier>ORGANIZATION'S MISSION</Identifier>
        <ReturnReference>FORM 990 - ORGANIZATION'S MISSION</ReturnReference>
        <Explanation>THE MISSION OF THE CHATHAM HISTORICAL SOCIETY IS TO INFORM AND EDUCATE PRESENT AND FUTURE GENERATIONS ABOUT THE HISTORY AND CULTURE OF CHATHAM AND VICINITY BY COLLECTING AND PRESERVING RECORDS OF EARLIER GENERATIONS AND BY EXHIBITING AND INTERPRETING ART, ARTIFACTS, ARCHIVES AND PLACES OF HISTORICAL INTEREST.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <Identifier>ELECTION OF MEMBERS AND THEIR RIGHTS</Identifier>
        <ReturnReference>FORM 990, PAGE 6, PART VI, LINE 7A</ReturnReference>
        <Explanation>THE TRUSTEES AND OFFICERS ARE ELECTED BY THE MEMBERS AT THE ANNUAL MEETING.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <Identifier>DECISIONS SUBJECT TO APPROVAL OF MEMBERS</Identifier>
        <ReturnReference>FORM 990, PAGE 6, PART VI, LINE 7B</ReturnReference>
        <Explanation>THE DECISIONS THAT ARE SUBJECT TO APPROVAL BY THE MEMBERS ARE THE ELECTION OF THE TRUSTEES AND OFFICERS, APPROVAL OF MINUTES OF ANNUAL MEETING, APPROVAL OF TREASURER'S REPORT, AS SUBJECT TO EXTERNAL REVIEW/AUDIT AND AMEND BY LAWS BY 2/3 VOTE AT ANNUAL MEETING.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <Identifier>ORGANIZATION'S PROCESS USED TO REVIEW FORM 990</Identifier>
        <ReturnReference>FORM 990, PAGE 6, PART VI, LINE 11B</ReturnReference>
        <Explanation>THE AUDIT COMMITTEE REVIEWS THE DRAFT REPORT, AND PROVIDES A RECOMMENDATION TO THE TRUSTEES. COMPLETED DRAFT IS SENT VIA EMAIL TO ALL TRUSTEES. QUESTIONS AND CLARIFICATIONS ARE ANSWERED AND ANY CHANGES NECESSARY ARE MADE TO THE DOCUMENT. BOARD TREASURER IS THE PERSON RESPONSIBLE FOR THIS PROCESS.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <Identifier>ENFORCEMENT OF CONFLICTS POLICY</Identifier>
        <ReturnReference>FORM 990, PAGE 6, PART VI, LINE 12C</ReturnReference>
        <Explanation>TRUSTEES MUST ANNUALLY COMPLETE A LETTER DESCRIBING ANY CONFLICTS AS APPROPRIATE. THE SOCIETY'S CONFLICT OF INTEREST POLICY PROVIDES FOR REVIEW AND DISPOSITION OF POTENTIAL CONFLICTS.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <Identifier>COMPENSATION PROCESS FOR TOP OFFICIAL</Identifier>
        <ReturnReference>FORM 990, PAGE 6, PART VI, LINE 15A</ReturnReference>
        <Explanation>THE SOCIETY PARTICIPATED IN A FORMAL SALARY SURVERY DONE BY NEMA (NEW ENGLAND MUSEUM ASSOCIATION). THE REPORT WAS RELEASED IN NOVEMBER 2011. FOR DETERMINING THE EXECUTIVE DIRECTOR'S COMPENSATION THE SOCIETY CHOSE A MID POINT SALARY APPROPRIATE FOR THEIR SIZE MUSEUM.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <Identifier>GOVERNING DOCUMENTS DISCLOSURE EXPLANATION</Identifier>
        <ReturnReference>FORM 990, PAGE 6, PART VI, LINE 19</ReturnReference>
        <Explanation>ALL DOCUMENTS ARE AVAILABLE AT THE SOCIETY OFFICE UPON REQUEST.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <Identifier>OTHER EXPENSES</Identifier>
        <ReturnReference>FORM 990, PART IX, LINE 24E</ReturnReference>
        <Explanation>PROFESSIONAL FEES 0 6,650 887 MAINTENANCE 7,457 0 0 NEWSLETTER EXPENSE 7,436 0 0 ADVERTISING 6,399 0 0 HOUSEKEEPING 5,880 0 0 GROUNDS/LANDSCAPING 5,835 0 0 OFFICE SUPPLIES 0 3,952 1,153 STORAGE RENT 3,720 0 0 SERVICE CHARGES 1,088 0 1,088 BUILDING REPAIRS 2,099 0 0 POSTAGE 0 950 881 PAYROLL SERVICE 0 1,455 0 VOLUNTEER EXPENSE 1,247 0 0 EXECUTIVE BOARD 0 1,164 0 ANTIQUE FAIR EXPENSE 0 0 1,075 DUES 0 900 0 SECURITY 802 0 0 PRINTING 0 334 103 MISCELLANEOUS 0 10 0</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <Identifier>OTHER CHANGES IN NET ASSETS EXPLANATION</Identifier>
        <ReturnReference>FORM 990, PART XI, LINE 9</ReturnReference>
        <Explanation>FIDELITY - UNREALIZED GAINS -118,307</Explanation>
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    </IRS990ScheduleO>
  </ReturnData>
</Return>