Hearings on National Defense Authorization Act for Fiscal Year 1990--H.R. 2461 ... Before the Committee on Armed Services, House of Representatives, One Hundred First Congress, First Session: Procurement and Military Nuclear Systems Subcommittee and Department of Energy, Defense Nuclear Facilities Panel Hearings on Department of Energy Modernization Study and Department of Energy ... : Hearings Held February 21 ... July 18, 1989, Volume 4