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2Publicado 1958Materias “...Railroads Track....”
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12Publicado 1908Materias “...Railroads....”
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15por Taylor, J .B. C. (James B. C.)Materias “...Railroads Curves and turnouts....”
Publicado 1980
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16por Taylor, J .B. C. (James B. C.)Materias “...Railroads Curves and turnouts....”
Publicado 1980
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18Publicado 1968Materias “...Electric railroads Congresses....”
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20Publicado 1992Materias “...Railroads Economic aspects Congresses....”
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