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61
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62
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63Published 1920Subjects: “...Railroads United States Freight....”
Journal -
64Published 1933Subjects: “...Electric railroads United States Periodicals....”
Serial -
65by Locklin, D. Philip (David Philip), 1897-Subjects: “...Railroads United States....”
Published 1935
Book -
66by Locklin, D. Philip (David Philip), 1897-Subjects: “...Railroads United States....”
Published 1947
Book -
67by Sillcox, L. K. (Lewis Ketcham), 1886-Subjects: “...Railroads United States Equipment and supplies....”
Published 1955
Book -
68Published 1980Subjects: “...Railroads United States Congresses....”
Book -
69Published 1979Subjects: “...Railroads United States Maintenance and repair....”
Government Document Book -
70Published 1979Subjects: “...Railroads United States Track Testing....”
Government Document Book -
71Published 1980Subjects: “...Railroads United States Track Maintenance and repair....”
Government Document Book -
72by Dow, Arthur L.Subjects: “...Railroads United States Passenger-cars....”
Published 1977
Government Document Book -
73Published 1981Subjects: “...Railroads United States Crossings Congresses....”
Government Document Conference Proceeding Book -
74Published 1978Subjects: “...Railroads United States Cars Dynamics....”
Government Document Book -
75Published 1980Subjects: “...Railroads United States Communication systems....”
Government Document Book -
76Published 1981Subjects: “...Railroads United States Track Inspection....”
Government Document Book -
77Published 1981Subjects: “...Railroads United States Safety measures....”
Government Document Book -
78Published 1985Subjects: “...Railroads United States Accidents Periodicals....”
Government Document Serial -
79Published 1987Subjects: “...Railroads United States Inspection....”
Government Document Book -
80by Locklin, D. Philip (David Philip), 1897-Subjects: “...Railroads United States....”
Published 1951
Book