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        <Fundraising>16153</Fundraising>
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      <MethodOfAccountingAccrual>X</MethodOfAccountingAccrual>
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        <CurrentTaxYearMinus2Years>1312814</CurrentTaxYearMinus2Years>
        <CurrentTaxYearMinus1Year>673482</CurrentTaxYearMinus1Year>
        <CurrentTaxYear>591585</CurrentTaxYear>
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      <GrossReceiptsFromAdmissionsEtc>3670232</GrossReceiptsFromAdmissionsEtc>
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      <PublicSupportPertcentPriorYear>0.51520</PublicSupportPertcentPriorYear>
      <ThirtyThreePercntTestsCY170>X</ThirtyThreePercntTestsCY170>
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      <CurrentYearMinus3Years>
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        <EndOfYearBalance>115403</EndOfYearBalance>
      </CurrentYearMinus3Years>
      <CurrentYearMinus4Years>
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        <EndOfYearBalance>115403</EndOfYearBalance>
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      <BoardDesignatedEOYBalance>0.24760</BoardDesignatedEOYBalance>
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      <EndowmentsHeldByUnrelatedOrgs>0</EndowmentsHeldByUnrelatedOrgs>
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      <Equipment>
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        <Depreciation>72371</Depreciation>
        <BookValue>5325</BookValue>
      </Equipment>
      <TotalOfBookValueLandBuildings>5325</TotalOfBookValueLandBuildings>
      <FootnoteInPartXIII>X</FootnoteInPartXIII>
      <TotRevenueEtcAuditedFinclStmt>1383548</TotRevenueEtcAuditedFinclStmt>
      <NetUnrealizedGainsInvestments>13772</NetUnrealizedGainsInvestments>
      <DonatedSrvcAndUseOfFacilities>11604</DonatedSrvcAndUseOfFacilities>
      <OtherRevenues>31875</OtherRevenues>
      <RevenueNotRptdF990>57251</RevenueNotRptdF990>
      <RevenueSubtotal>1326297</RevenueSubtotal>
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      <TotalRevenuePerForm990>1326297</TotalRevenuePerForm990>
      <TotExpensesEtcAuditedFinclStmt>1660634</TotExpensesEtcAuditedFinclStmt>
      <DonatedServicesUseOfFacilities>11604</DonatedServicesUseOfFacilities>
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      <ExpensesNotRptdF990>43479</ExpensesNotRptdF990>
      <ExpensesSubtotal>1617155</ExpensesSubtotal>
      <ExpensesNotRptdOnFinStmt>0</ExpensesNotRptdOnFinStmt>
      <TotalExpensesPerForm990>1617155</TotalExpensesPerForm990>
      <Form990ScheduleDPartXIII>
        <Identifier>DESCRIPTION OF INTENDED USE OF ENDOWMENT FUNDS:</Identifier>
        <ReturnReference>PART V, LINE 4:</ReturnReference>
        <Explanation>DURING 2006, PRIMARY SOURCE ESTABLISHED THE "FOUNDERS ENDOWMENT" TO PROVIDE ANNUAL INCOME FOR ITS PROGRAMS.</Explanation>
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      <Form990ScheduleDPartXIII>
        <Identifier>DESCRIPTION OF UNCERTAIN TAX POSITIONS UNDER FIN 48:</Identifier>
        <ReturnReference>PART X, LINE 2:</ReturnReference>
        <Explanation>THE AGENCY FOLLOWS THE STANDARDS FOR ACCOUNTING FOR UNCERTAINTY IN INCOME TAXES WHICH REQUIRES THE AGENCY TO REPORT UNCERTAIN TAX POSITIONS AND RELATED INTEREST AND PENALTIES, AND TO ADJUST ITS ASSETS AND LIABILITIES RELATED TO UNRECOGNIZED TAX BENEFITS AND ACCRUED INTEREST AND PENALTIES ACCORDINGLY. AS OF DECEMBER 31, 2012, THE AGENCY DETERMINED THAT THERE WERE NO MATERIAL UNRECOGNIZED TAX BENEFITS TO REPORT. THE AGENCY FILES INFORMATIONAL RETURNS IN THE UNITED STATES FEDERAL AND MASSACHUSETTS STATE JURISDICTIONS. THESE RETURNS ARE GENERALLY SUBJECT TO EXAMINATION BY TAX AUTHORITIES FOR THE LAST THREE YEARS.</Explanation>
      </Form990ScheduleDPartXIII>
      <Form990ScheduleDPartXIII>
        <Identifier>PART XI, LINE 2D - OTHER ADJUSTMENTS:</Identifier>
        <Explanation>DIRECT EXPENSES OF HOLDING SPECIAL EVENTS, NETTED WITH REVENUE ON PART VIII</Explanation>
      </Form990ScheduleDPartXIII>
      <Form990ScheduleDPartXIII>
        <Identifier>PART XII, LINE 2D - OTHER ADJUSTMENTS:</Identifier>
        <Explanation>DIRECT EXPENSES OF HOLDING SPECIAL EVENTS, NETTED WITH REVENUE ON PART VIII</Explanation>
      </Form990ScheduleDPartXIII>
    </IRS990ScheduleD>
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        <CharitableContributionsEvent1>67501</CharitableContributionsEvent1>
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        <EntertainmentEvent1>450</EntertainmentEvent1>
        <OtherDirectExpensesEvent1>496</OtherDirectExpensesEvent1>
        <GrossReceiptsTotal>116496</GrossReceiptsTotal>
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        <EntertainmentTotalEvents>450</EntertainmentTotalEvents>
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        <NetIncomeSummary>17120</NetIncomeSummary>
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    </IRS990ScheduleG>
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      <GeneralExplanation>
        <ReturnReference>FORM 990, PART VI, SECTION B, LINE 11</ReturnReference>
        <Explanation>A COPY OF FORM 990 IS SENT TO THE FINANCE COMMITTEE FOR REVIEW AND IS THEN FORWARDED ON TO THE BOARD OF DIRECTORS FOR APPROVAL BEFORE IT IS FILED.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <ReturnReference>FORM 990, PART VI, SECTION B, LINE 12C</ReturnReference>
        <Explanation>BOARD MEMBERS ARE REQUIRED TO SIGN OFF ON CONFLICT OF INTEREST POLICIES ANNUALLY. THESE ARE MAINTAINED BY THE HR AND ADMINISTRATION OFFICE. ONCE NEW MEMBERS HAVE BEEN ADDED TO THE BOARD, THEY ARE REQUIRED TO FILL OUT AND SIGN A CONFLICT OF INTEREST POLICY. THE SECRETARY OF THE BOARD ENSURES THAT ALL MEMBERS HAVE SIGNED OFF ON THE CONFLICT OF INTEREST POLICY.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <ReturnReference>FORM 990, PART VI, SECTION B, LINE 15A</ReturnReference>
        <Explanation>AN ANNUAL REVIEW AND EVALUATION COMPLETED BY THE BOARD OF DIRECTORS.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <ReturnReference>FORM 990, PART VI, SECTION C, LINE 19</ReturnReference>
        <Explanation>PRIMARY SOURCE MAKES ITS GOVERNING DOCUMENTS, CONFLICT OF INTEREST POLICY, AND FINANCIAL STATEMENTS AVAILABLE TO THE PUBLIC UPON REQUEST.</Explanation>
      </GeneralExplanation>
    </IRS990ScheduleO>
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