Office of Surface Mining, Denver, Colorado hearing before the Subcommittee on Civil Service of the Committee on Post Office and Civil Service, House of Representatives, Ninety-seventh Congress, first session, June 5, 1981
United States.Congress.House.Committee on Post Office and Civil Service.Subcommittee on Civil Service.
Washington USGPO
1981
United States. Office of Surface Mining Reclamation and Enforcement.