Hearings on Military Posture and H.R. 1872 (H.R. 4040), Department of Defense Authorization for Appropriations for Fiscal Year 1980, and H.R. 2575 (S. 429), Department of Defense Supplemental Authorization for Appropriations for Fiscal Year 1979 Before the Committee on Armed Services, House of Representatives, Ninety-sixth Congress, First Session: Seapower and Strategic and Critical Materials Subcommittee