research paper improved radio sonde and its performance / by Harry Diamond [et al.] research study National security and individual freedom / H.D. Lasswell Proceedings of a Conference on results of the first U.S. manned suborbital space flight, June 6, 1961, U.S. department of state auditorium / National Aeronautics … Pedersen geweer / [tekst: Bas Martens ; foto's: Springfield Armory National Historic Site/ National Park Service (SANHS/NPS), Rock Island Auctions, Amoskeag Auction Company, U.S. Patent … Cave of the Winds : the remarkable history of the Langley Full-Scale Wind Tunnel Civil defense against atomic warfare a selected reading list : a list of official reports of the U.S. Atomic Energy Commission and other Government agencies, … Man at arms : the magazine of arms collecting-investing / National Rifle Association - Man at Arms fot the Gun and Sword Collector : the …