Railroads. Passenger train performance of class 1 steam railways in United States, compiled from 116 reports of passenger train statistics representing 126 railways, switching and terminal companies not included, Dec. 1937 and 1936 [and 12 months ended with Dec. 1937 and 1936, and Passenger train performance of class 1 steam railways in United States separated between suburban and other than suburban service, compiled from 28 reports of suburban service representing 30 railways and 112 reports of other than suburban service representing 122 railways, switching and terminal companies not included, Dec. 1937, and 12 months ended with Dec. 1937; prepared in] Bureau of Statistics.

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