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50662. Project no. 1 -- Cold weather operations. Final report on sub-project no. 1-23 -- Test no. OQMG-110. Test of raincoat with parka hood; poncho; rainshirt, knee length; raincoat, synthetic resin; and tent poncho sectional

50664. Project no. 2 -- Operations at high temperatures. Partial report on sub-project no. 2-3, Test of the adequacy and ranges of use of clothing for jungle operations : sub-project no. 2-18, Effects of impregnated and impervious clothing upon the efficiency of personnel

50671. Project no. 1 -- Cold weather operations. Second partial report on sub-project no. 1-20, Heat retaining capacities of insulated jugs

50676. Social protection: hearing before a subcommittee of the Committee on Education and Labor, United States Senate, Seventy-ninth Congress, second session, on S. 1779, a bill to authorize the Federal security administrator to assist the states in matters relating to social protection, and for other purposes : Washington, D. C., March 9, 1946

50679. Dental technicians