A statistical analysis of carriers' monthly hours of service reports covering all railroads which reported ...
- Publisher: U.S. Govt. Print. Office
- Print ISSN:
- Electronic ISSN:
- OCLC Number: 31704364
- Subject: Railroads United States Employees Hours of service.
- Subject code: H
- Publication history:
Print Holdings
| Archiving Institution | Program | Holdings Description | Retention |
|---|---|---|---|
| HathiTrust (HATHI) | HTDL | 1941-1942; 1944-1946; 1948-1954 | permanent |