Multiple use mining law administration and operation. Hearings before the Subcommittee on Mines and Mining on the administration and operation of Public law 167, (84th Cong., 1st sess.), "To amend the Act of July 31, 1947 (61 Stat. 681), and the mining laws to provide for multiple use of the surface of the same tracts of the public lands, and for other purposes." January 31 and February 1, 1957.

Volumes:

There are no volumes