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Start Over Subjects Heating -- instrumentation ✖Remove constraint Subjects: Heating -- instrumentation Authors Francis, Samuel W. (Samuel Ward), 1835-1886 author ✖Remove constraint Authors: Francis, Samuel W. (Samuel Ward), 1835-1886 author Titles Railroad car heating and ventilating apparatus ✖Remove constraint Titles: Railroad car heating and ventilating apparatus

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  • Railroad car heating and ventilating apparatus1