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, June 1937 and 1936 [and 6 months ended with June 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 29 reports of suburban service representing 31 railways and 113 reports of other than suburban service representing '123 railways, switching and terminal companies not included, June 1937, and 6 months ended with June 1937; prepared in] Bureau of Statistics.

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