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      <OtherLiabilitiesGrp>
        <BOYAmt>1348</BOYAmt>
        <EOYAmt>1348</EOYAmt>
      </OtherLiabilitiesGrp>
      <TotalLiabilitiesGrp>
        <BOYAmt>37548</BOYAmt>
        <EOYAmt>37548</EOYAmt>
      </TotalLiabilitiesGrp>
      <OrgDoesNotFollowFASB117Ind>X</OrgDoesNotFollowFASB117Ind>
      <RtnEarnEndowmentIncmOthFndsGrp>
        <BOYAmt>345723</BOYAmt>
        <EOYAmt>337753</EOYAmt>
      </RtnEarnEndowmentIncmOthFndsGrp>
      <TotalNetAssetsFundBalanceGrp>
        <BOYAmt>345723</BOYAmt>
        <EOYAmt>337753</EOYAmt>
      </TotalNetAssetsFundBalanceGrp>
      <TotLiabNetAssetsFundBalanceGrp>
        <BOYAmt>383271</BOYAmt>
        <EOYAmt>375301</EOYAmt>
      </TotLiabNetAssetsFundBalanceGrp>
      <InfoInScheduleOPartXIInd>X</InfoInScheduleOPartXIInd>
      <ReconcilationRevenueExpnssAmt>9819</ReconcilationRevenueExpnssAmt>
      <OtherChangesInNetAssetsAmt>-17789</OtherChangesInNetAssetsAmt>
      <MethodOfAccountingCashInd>X</MethodOfAccountingCashInd>
      <AccountantCompileOrReviewInd>false</AccountantCompileOrReviewInd>
      <FSAuditedInd>false</FSAuditedInd>
      <AuditCommitteeInd>false</AuditCommitteeInd>
      <FederalGrantAuditRequiredInd>false</FederalGrantAuditRequiredInd>
      <FederalGrantAuditPerformedInd>false</FederalGrantAuditPerformedInd>
    </IRS990>
    <IRS990ScheduleD documentId="990D" softwareId="21013554" softwareVersionNum="21.0.5.0">
      <BeginningBalanceAmt>36200</BeginningBalanceAmt>
      <EndingBalanceAmt>36200</EndingBalanceAmt>
      <InclEscrowCustodialAcctLiabInd>true</InclEscrowCustodialAcctLiabInd>
      <BuildingsGrp>
        <OtherCostOrOtherBasisAmt>366711</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>361608</DepreciationAmt>
        <BookValueAmt>5103</BookValueAmt>
      </BuildingsGrp>
      <LeaseholdImprovementsGrp>
        <OtherCostOrOtherBasisAmt>6450</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>3655</DepreciationAmt>
        <BookValueAmt>2795</BookValueAmt>
      </LeaseholdImprovementsGrp>
      <EquipmentGrp>
        <OtherCostOrOtherBasisAmt>120039</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>101825</DepreciationAmt>
        <BookValueAmt>18214</BookValueAmt>
      </EquipmentGrp>
      <OtherLandBuildingsGrp>
        <OtherCostOrOtherBasisAmt>38938</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>23322</DepreciationAmt>
        <BookValueAmt>15616</BookValueAmt>
      </OtherLandBuildingsGrp>
      <TotalBookValueLandBuildingsAmt>41728</TotalBookValueLandBuildingsAmt>
      <OtherSecuritiesGrp>
        <Desc>Financial derivatives and other financial products</Desc>
      </OtherSecuritiesGrp>
      <OtherSecuritiesGrp>
        <Desc>Closely-held equity interests</Desc>
      </OtherSecuritiesGrp>
      <OtherLiabilitiesOrgGrp>
        <Desc>Federal income taxes</Desc>
      </OtherLiabilitiesOrgGrp>
      <OtherLiabilitiesOrgGrp>
        <Desc>Security Deposit Keys</Desc>
        <Amt>1348</Amt>
      </OtherLiabilitiesOrgGrp>
      <TotalLiabilityAmt>1348</TotalLiabilityAmt>
    </IRS990ScheduleD>
    <IRS990ScheduleI documentId="990I" softwareId="21013554" softwareVersionNum="21.0.5.0">
      <GrantRecordsMaintainedInd>true</GrantRecordsMaintainedInd>
      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1Txt>Mystic River Watershed Org</BusinessNameLine1Txt>
        </RecipientBusinessName>
        <USAddress>
          <AddressLine1Txt>10 Academy St STE 306</AddressLine1Txt>
          <CityNm>Arlington</CityNm>
          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>02476</ZIPCd>
        </USAddress>
        <IRCSectionDesc>501c3</IRCSectionDesc>
        <CashGrantAmt>1000</CashGrantAmt>
        <PurposeOfGrantTxt>General Support</PurposeOfGrantTxt>
      </RecipientTable>
      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1Txt>Medford Public School Guidence Department</BusinessNameLine1Txt>
        </RecipientBusinessName>
        <USAddress>
          <AddressLine1Txt>489 Winthrop St</AddressLine1Txt>
          <CityNm>Medford</CityNm>
          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>02155</ZIPCd>
        </USAddress>
        <IRCSectionDesc>501a</IRCSectionDesc>
        <CashGrantAmt>2000</CashGrantAmt>
        <PurposeOfGrantTxt>Scholarships</PurposeOfGrantTxt>
      </RecipientTable>
      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1Txt>Medford Public Library</BusinessNameLine1Txt>
        </RecipientBusinessName>
        <USAddress>
          <AddressLine1Txt>111 High St</AddressLine1Txt>
          <CityNm>Medford</CityNm>
          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>02155</ZIPCd>
        </USAddress>
        <IRCSectionDesc>501a</IRCSectionDesc>
        <CashGrantAmt>1250</CashGrantAmt>
        <PurposeOfGrantTxt>General Support</PurposeOfGrantTxt>
      </RecipientTable>
      <Total501c3OrgCnt>3</Total501c3OrgCnt>
    </IRS990ScheduleI>
    <IRS990ScheduleO documentId="990O" softwareId="21013554" softwareVersionNum="21.0.5.0">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part XI, Line 9</FormAndLineReferenceDesc>
        <ExplanationTxt>An adjustment for bookkeeping errors.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>
