968 resultados para Railroad bridges


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"Archived issue brief."

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Bibliography: p. 4-5.

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Includes bibliographical references.

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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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Signed: O.S. Beyer.

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Isador Lubin, chairman.

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pt. I. Stresses in simple trusses, 4th ed., enl., 1905. pt.II. Graphic statics 3d ed., enl., 1897.--pt.III. Bridge design. 3d, 3d.. pt.IV. Lighter structures. 1st ed. 1898.

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"The purpose of this book is to review the system of accounts and statistics established on the railroads of the United States by the Interstate commerce commission."--Introd.