Hearing on National Defense Authorization Act for fiscal years 1992 and 1993--H.R. 2100 and oversight of previously authorized programs before the Committee on Armed Services, House of Representatives, One Hundred Second Congress, first session : Seapower and Strategic and Critical Materials Subcommittee hearings on seapower : hearings held February 19, March 7, 12, 20, April 10, 16, and 24, 1991.