Railroads. Freight and passenger service operating statistics of class 1 steam railways in United States, compiled from 151 reports of freight service statistics representing 166 railways and from, 146 reports of passenger service statistics representing 161 railways (switching and terminal companies not included), Nov. 1927 and 1926 [and 11 months ended with Nov. 1927 and 1926; prepared in] Bureau of Statistics.

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