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        <Desc>June 27,2019: Reading Frederick Douglas Aloud:The Somerville Museum hosted a reading of Frederick Douglass famous address, "What to the Slave is the Fourth of July?" delivered to an AntiSlavery Society in 1852. We were part of a number of communities across the Commonwealth that read this address together every year, reflecting on our present and past. This reading was performed by members of the public for free at Bow St. Market in Somerville.</Desc>
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        <ManagementAndGeneralAmt>15764</ManagementAndGeneralAmt>
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      <PayrollTaxesGrp>
        <TotalAmt>2052</TotalAmt>
        <ManagementAndGeneralAmt>2052</ManagementAndGeneralAmt>
      </PayrollTaxesGrp>
      <FeesForServicesAccountingGrp>
        <TotalAmt>3152</TotalAmt>
        <ManagementAndGeneralAmt>3152</ManagementAndGeneralAmt>
      </FeesForServicesAccountingGrp>
      <OfficeExpensesGrp>
        <TotalAmt>797</TotalAmt>
        <ManagementAndGeneralAmt>797</ManagementAndGeneralAmt>
      </OfficeExpensesGrp>
      <InsuranceGrp>
        <TotalAmt>6013</TotalAmt>
        <ManagementAndGeneralAmt>6013</ManagementAndGeneralAmt>
      </InsuranceGrp>
      <OtherExpensesGrp>
        <Desc>Release from Restrictio</Desc>
        <TotalAmt>37531</TotalAmt>
        <ManagementAndGeneralAmt>37531</ManagementAndGeneralAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>Elevator addition desig</Desc>
        <TotalAmt>31001</TotalAmt>
        <ManagementAndGeneralAmt>31001</ManagementAndGeneralAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>Grant expses,copying, e</Desc>
        <TotalAmt>12350</TotalAmt>
        <ProgramServicesAmt>7104</ProgramServicesAmt>
        <ManagementAndGeneralAmt>5228</ManagementAndGeneralAmt>
        <FundraisingAmt>18</FundraisingAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>Alarm</Desc>
        <TotalAmt>6917</TotalAmt>
        <ManagementAndGeneralAmt>6917</ManagementAndGeneralAmt>
      </OtherExpensesGrp>
      <AllOtherExpensesGrp>
        <TotalAmt>15521</TotalAmt>
        <ProgramServicesAmt>7771</ProgramServicesAmt>
        <ManagementAndGeneralAmt>7750</ManagementAndGeneralAmt>
      </AllOtherExpensesGrp>
      <TotalFunctionalExpensesGrp>
        <TotalAmt>131098</TotalAmt>
        <ProgramServicesAmt>14875</ProgramServicesAmt>
        <ManagementAndGeneralAmt>116205</ManagementAndGeneralAmt>
        <FundraisingAmt>18</FundraisingAmt>
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      <CashNonInterestBearingGrp>
        <BOYAmt>152797</BOYAmt>
        <EOYAmt>194137</EOYAmt>
      </CashNonInterestBearingGrp>
      <InventoriesForSaleOrUseGrp>
        <BOYAmt>1800</BOYAmt>
        <EOYAmt>1800</EOYAmt>
      </InventoriesForSaleOrUseGrp>
      <LandBldgEquipCostOrOtherBssAmt>1126700</LandBldgEquipCostOrOtherBssAmt>
      <LandBldgEquipAccumDeprecAmt>0</LandBldgEquipAccumDeprecAmt>
      <LandBldgEquipBasisNetGrp>
        <BOYAmt>1126700</BOYAmt>
        <EOYAmt>1126700</EOYAmt>
      </LandBldgEquipBasisNetGrp>
      <OtherAssetsTotalGrp>
        <BOYAmt>100000</BOYAmt>
        <EOYAmt>178900</EOYAmt>
      </OtherAssetsTotalGrp>
      <TotalAssetsGrp>
        <BOYAmt>1381297</BOYAmt>
        <EOYAmt>1501537</EOYAmt>
      </TotalAssetsGrp>
      <AccountsPayableAccrExpnssGrp>
        <BOYAmt>3880</BOYAmt>
      </AccountsPayableAccrExpnssGrp>
      <TotalLiabilitiesGrp>
        <BOYAmt>3880</BOYAmt>
        <EOYAmt>0</EOYAmt>
      </TotalLiabilitiesGrp>
      <OrganizationFollowsFASB117Ind>X</OrganizationFollowsFASB117Ind>
      <NoDonorRestrictionNetAssetsGrp>
        <BOYAmt>21029</BOYAmt>
        <EOYAmt>21029</EOYAmt>
      </NoDonorRestrictionNetAssetsGrp>
      <DonorRestrictionNetAssetsGrp>
        <BOYAmt>1356388</BOYAmt>
        <EOYAmt>1480508</EOYAmt>
      </DonorRestrictionNetAssetsGrp>
      <TotalNetAssetsFundBalanceGrp>
        <BOYAmt>1377417</BOYAmt>
        <EOYAmt>1501537</EOYAmt>
      </TotalNetAssetsFundBalanceGrp>
      <TotLiabNetAssetsFundBalanceGrp>
        <BOYAmt>1381297</BOYAmt>
        <EOYAmt>1501537</EOYAmt>
      </TotLiabNetAssetsFundBalanceGrp>
      <InfoInScheduleOPartXIInd>X</InfoInScheduleOPartXIInd>
      <ReconcilationRevenueExpnssAmt>23620</ReconcilationRevenueExpnssAmt>
      <OtherChangesInNetAssetsAmt>100500</OtherChangesInNetAssetsAmt>
      <MethodOfAccountingCashInd>X</MethodOfAccountingCashInd>
      <AccountantCompileOrReviewInd>0</AccountantCompileOrReviewInd>
      <FSAuditedInd>0</FSAuditedInd>
      <AuditCommitteeInd>1</AuditCommitteeInd>
      <FederalGrantAuditRequiredInd>0</FederalGrantAuditRequiredInd>
    </IRS990>
    <IRS990ScheduleA documentId="RetDoc1039100001">
      <PublicOrganization170Ind>X</PublicOrganization170Ind>
      <GiftsGrantsContriRcvd170Grp>
        <CurrentTaxYearMinus4YearsAmt>85042</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>170863</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>47899</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>40857</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>147335</CurrentTaxYearAmt>
        <TotalAmt>491996</TotalAmt>
      </GiftsGrantsContriRcvd170Grp>
      <TotalCalendarYear170Grp>
        <CurrentTaxYearMinus4YearsAmt>85042</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>170863</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>47899</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>40857</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>147335</CurrentTaxYearAmt>
        <TotalAmt>491996</TotalAmt>
      </TotalCalendarYear170Grp>
      <PublicSupportTotal170Amt>491996</PublicSupportTotal170Amt>
      <TotalSupportAmt>491996</TotalSupportAmt>
      <GrossReceiptsRltdActivitiesAmt>22272</GrossReceiptsRltdActivitiesAmt>
      <PublicSupportCY170Pct>1.00000</PublicSupportCY170Pct>
      <PublicSupportPY170Pct>1.00000</PublicSupportPY170Pct>
      <ThirtyThrPctSuprtTestsCY170Ind>X</ThirtyThrPctSuprtTestsCY170Ind>
    </IRS990ScheduleA>
    <IRS990ScheduleD documentId="RetDoc1040000001">
      <CollectionUsedPubExhibitionInd>X</CollectionUsedPubExhibitionInd>
      <CollUsedScholarlyRsrchInd>X</CollUsedScholarlyRsrchInd>
      <CollectionUsedPreservationInd>X</CollectionUsedPreservationInd>
      <SolicitedAssetsSaleInd>0</SolicitedAssetsSaleInd>
      <CYEndwmtFundGrp>
        <BeginningYearBalanceAmt>16508</BeginningYearBalanceAmt>
        <ContributionsAmt>18763</ContributionsAmt>
        <EndYearBalanceAmt>35271</EndYearBalanceAmt>
      </CYEndwmtFundGrp>
      <CYMinus1YrEndwmtFundGrp>
        <BeginningYearBalanceAmt>9632</BeginningYearBalanceAmt>
        <ContributionsAmt>6876</ContributionsAmt>
        <EndYearBalanceAmt>16508</EndYearBalanceAmt>
      </CYMinus1YrEndwmtFundGrp>
      <CYMinus2YrEndwmtFundGrp>
        <ContributionsAmt>9632</ContributionsAmt>
        <EndYearBalanceAmt>9632</EndYearBalanceAmt>
      </CYMinus2YrEndwmtFundGrp>
      <PrmnntEndowmentBalanceEOYPct>1.00000</PrmnntEndowmentBalanceEOYPct>
      <EndowmentsHeldUnrelatedOrgInd>0</EndowmentsHeldUnrelatedOrgInd>
      <EndowmentsHeldRelatedOrgInd>0</EndowmentsHeldRelatedOrgInd>
      <LandGrp>
        <InvestmentCostOrOtherBasisAmt>654900</InvestmentCostOrOtherBasisAmt>
        <BookValueAmt>654900</BookValueAmt>
      </LandGrp>
      <BuildingsGrp>
        <InvestmentCostOrOtherBasisAmt>471800</InvestmentCostOrOtherBasisAmt>
        <BookValueAmt>471800</BookValueAmt>
      </BuildingsGrp>
      <TotalBookValueLandBuildingsAmt>1126700</TotalBookValueLandBuildingsAmt>
      <OtherAssetsOrgGrp>
        <Desc>Historical artifacts, documents, oil paintings</Desc>
        <BookValueAmt>100500</BookValueAmt>
      </OtherAssetsOrgGrp>
      <OtherAssetsOrgGrp>
        <Desc>Grants Receivable</Desc>
        <BookValueAmt>78400</BookValueAmt>
      </OtherAssetsOrgGrp>
      <TotalBookValueOtherAssetsAmt>178900</TotalBookValueOtherAssetsAmt>
    </IRS990ScheduleD>
    <IRS990ScheduleO documentId="RetDoc1044400001">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section A, line 2</FormAndLineReferenceDesc>
        <ExplanationTxt>Evelyn Battinelli, Executive Director, Secretary &amp; Trustee is Trustee Regina Pisa's Aunt.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section A, line 6</FormAndLineReferenceDesc>
        <ExplanationTxt>The organization had members.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section A, line 7a</FormAndLineReferenceDesc>
        <ExplanationTxt>The Somerville Historical Society is a membership organization governed by a Board of Trustees. The Board of Trustees is elected annually by the Members at the annual meeting. Members are those individuals who pay annual dues.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section B, line 11b</FormAndLineReferenceDesc>
        <ExplanationTxt>Yes the governing body reviewed form 990 before being filed.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990 Part VI 15B</FormAndLineReferenceDesc>
        <ExplanationTxt>Compensation was determined by review by an independent person, ability review and vote by the board of trustees.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section B, line 12c</FormAndLineReferenceDesc>
        <ExplanationTxt>The board monitored the organizations written policies and made sure they were followed.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section B, line 15b</FormAndLineReferenceDesc>
        <ExplanationTxt>The process for determining compensation for Alison Drasner included review by independent people, review of her abilities and a decision by the board members.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section C, line 19</FormAndLineReferenceDesc>
        <ExplanationTxt>Upon request.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part IX, line 24e</FormAndLineReferenceDesc>
        <ExplanationTxt>Utilities: Program service expenses 0. Management and general expenses 4,894. Fundraising expenses 0. Total expenses 4,894. Programing Expenses: Program service expenses 4,066. Management and general expenses 0. Fundraising expenses 0. Total expenses 4,066. Event expenses-Miscellaneous: Program service expenses 2,449. Management and general expenses 0. Fundraising expenses 0. Total expenses 2,449. Building Maintenance: Program service expenses 0. Management and general expenses 1,626. Fundraising expenses 0. Total expenses 1,626. General &amp; Administration: Program service expenses 0. Management and general expenses 1,230. Fundraising expenses 0. Total expenses 1,230. Development Expenses: Program service expenses 943. Management and general expenses 0. Fundraising expenses 0. Total expenses 943. Postage &amp; mailing: Program service expenses 295. Management and general expenses 0. Fundraising expenses 0. Total expenses 295. Fundraising expense: Program service expenses 18. Management and general expenses 0. Fundraising expenses 0. Total expenses 18.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part XI, line 9:</FormAndLineReferenceDesc>
        <ExplanationTxt>Because of the accounting changeover to quickbooks the account for 100,500. historical artifacts,etc. had to be re-entered. See Sch D Part IX</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>