Coal mine health and safety.
Subtitle: Hearings, Ninety-first Congress, first session, on S. 355 [and others]
Publisher: U.S. Govt. Print. Off.
Published: 1969
Place of publication: Washington
Language: eng
Subjects: Coal mines and mining -- Safety regulations -- United States.
Notes: Hearings held Feb. 27-May 2, 1969.
"Part 5: Appendix."