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

"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"@en
"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"@en
"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"@en
"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, to establish a program for the exploration of and commercial recovery of hard mineral resources on those portions of the seabed subject to the jurisdiction and control of the United States ... June 23, 1987"