Title: To amend the Federal coal mine health and safety act
Subtitle: hearing before the Subcommittee on Labor Standards of the Committee on Education and Labor, House of Representatives, Ninety-fifth Congress, first session on H.R. 4287 ... held in Washington, D.C., on March 29, 1977.
First published: 1977
Subjects: Coal mines and mining, Coal miners, Safety regulations, Legal status, laws
Places: United States
LC classification: KF27 .E348 1977a