Hours of service of railroad employees.
Subtitle: Hearings, Ninety-first Congress, first session, on S. 1938 ... September 30, October 13 and 14, 1969.
Publisher: U.S. Govt. Print. Off.
Published: 1969
Place of publication: Washington
Language: eng
Number of pages: 243
Subjects: Railroads -- United States -- Employees -- Hours of service.
Notes: "Serial no. 91-31."