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        <DescriptionProgramSrvcAccomTxt>ROLL SIGN: Published 6 issues of our magazine "Roll Sign", totaling 112 pages. Each issue was mailed to over 600 members, subscribers, and complimentary recipients. Copies are also sold at retail outlets and by mail order.</DescriptionProgramSrvcAccomTxt>
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        <DescriptionProgramSrvcAccomTxt>MONTHLY MEETINGS: We held 12 monthly meetings online, using the Zoom platform. Each meeting includes a historical and/or educational presentation. Meetings are open to the public with no admission charge; total attendance was 1,043 persons, from 24 states, 2 Canadian provinces, and Australia. Expenses include fees for use of the Zoom online meeting platform.</DescriptionProgramSrvcAccomTxt>
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        <DescriptionProgramSrvcAccomTxt>EDUCATIONAL EXCURSIONS: From time to time the Association operates special trips using historic or modern transit equipment, often visiting historic sites or other places of interest. One such trip was operated this year, with 136 seat reservations sold, and well over 100 people attending. Labor and services were largely donated. All monetary expenses were paid during the following fiscal year, and will be reported in next year's filing.</DescriptionProgramSrvcAccomTxt>
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        <DescriptionProgramSrvcAccomTxt>PUBLICATIONS: Our volunteer staff continued planning, research, and writing for books to be issued in future years. Only minimal expenses were incurred this year, and costs were not tracked separately.</DescriptionProgramSrvcAccomTxt>
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        <DescriptionProgramSrvcAccomTxt>PUBLIC INQUIRIES: We respond to many historical inquiries from the public, including government agencies, the news media, and students. These inquiries are handled by our volunteer staff, and costs are not tracked separately.</DescriptionProgramSrvcAccomTxt>
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        <PersonNm>Thomas Athearn</PersonNm>
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        <TotalAmt>449624</TotalAmt>
      </TotalSupportCalendarYearGrp>
      <PublicSupportCY509Pct>0.95429</PublicSupportCY509Pct>
      <PublicSupportPY509Pct>0.95615</PublicSupportPY509Pct>
      <InvestmentIncomeCYPct>0.00113</InvestmentIncomeCYPct>
      <InvestmentIncomePYPct>0.00082</InvestmentIncomePYPct>
      <ThirtyThrPctSuprtTestsCY509Ind>X</ThirtyThrPctSuprtTestsCY509Ind>
      <Form990ScheduleAPartVIGrp>
        <FormAndLineReferenceDesc>Schedule A, Part III, Line 12</FormAndLineReferenceDesc>
        <ExplanationTxt>Line 12, column (a): The $2,475 amount for tax year 2019 is a refund that we received of program expenses that we had paid in a prior year, for events that had to be cancelled due to the pandemic in calendar year 2020.</ExplanationTxt>
      </Form990ScheduleAPartVIGrp>
    </IRS990ScheduleA>
    <IRS990ScheduleO documentId="R000003" softwareId="23018249" softwareVersionNum="v1.00">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990-EZ, Part I, Line 8</FormAndLineReferenceDesc>
        <ExplanationTxt>Description;Amount^Shipping and handling charges collected;776|Massachusetts sales tax collected;316|Debit card cash back;143|Overpayments received from retail customers;1^Total;1236^</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990-EZ, Part I, Line 16</FormAndLineReferenceDesc>
        <ExplanationTxt>Description;Amount^Contracted labor for restoration of historic streetcar;58745|Parts and supplies for restoration of historic streetcar;5871|Telecommunications;1641|Bank and credit card fees;974|Insurance;946|Office supplies and equipment;835|Conferences and meetings attended;586|Memberships and subscriptions;250|State filing fees;50|Form preparation fees;41|Travel and transportation;15|Photocopying;9|State sales tax remitted to Commonwealth of Massachusetts;342^Total;70305^</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>