123 resultados para Freight cars.

em University of Michigan


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Vols. for 1939/48- have cover title: Man-hours expended per car, selected types of railroad freight cars.

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"PB2007-916301, Notation 7870A."

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"Prepared for the National resources planning board and distributed ... to technicians for review and criticism."

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Transportation Systems Center, Cambridge, Mass.

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Federal Railroad Administration, Office of Research and Development, Washington, D.C.

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Mode of access: Internet.

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"Publication no. 58; November 1939."

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National Highway Traffic Safety Administration, Washington, D.C.

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National Highway Traffic Safety Administration, Washington, D.C.

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Mode of access: Internet.