Microfiche version: United States. Congress. House. Committee on Merchant Marine and Fisheries. Subcommittee on Coast Guard, Coast and Geodetic Survey, and Navigation. Upper Mantle Project. [Bethesda, Md.] : ProQuest,[2004]
Print version: United States. Congress. House. Committee on Merchant Marine and Fisheries. Subcommittee on Coast Guard, Coast and Geodetic Survey, and Navigation. Upper Mantle Project