Fiscal year 1974 authorization for military procurement, research and development, construction authorization for the safeguard ABM, and active duty and selected reserve strengths. hearings before the Committee on Armed Services, United States Senate, Ninety-third Congress, first session on S. 1263, to authorize appropriations during the fiscal year 1974 for procurement of aircraft, missiles, naval vessels, tracked combat vehicles, torpedoes, and other weapons, and research, development, test, and evaluation for the armed forces, and to prescribe the authorized personnel strength for each active duty component and of the selected reserve of each reserve component of the armed forces, and for other purposes. Part 4, Research and development, February 8, 15, 16, 21, 23, 27, 28; March 2, 5, 27; April 3, 1973 :