Seabed hard minerals : hearing before the Subcommittee on Oceanography of the Committee on Merchant Marine and Fisheries, House of Representatives, One hundredth Congress, first session, on H.R. 1260 ... June 23, 1987.

Coverage: Washington : U.S. G.P.O., 1987.

Volumes:

Seabed hard minerals : hearing before the Subcommittee on Oceanography of the Committee on Merchant Marine and Fisheries, House of Representatives, One hundredth Congress, first session, on H.R. 1260 ... June 23, 1987. (Washington : U.S. G.P.O., 1987.)