00872cam a2200217 4500 243218090 TxAuBib 20010222120000.0 680111s1968||||||||||||||||||||||||eng|u DLC DLC DLC TxAuBib Shelton, William Roy. Man's conquest of space [BOOK] / by William R. Shelton. Foreword by James E. Webb. Washington : National Geographic Society, [1968] 199 p : illus., ports. (all part col.) ; 26 cm. "Prepared by National Geographic Special Publications Division.". Bibliography: p. 199. 20010222. Astronautics Popular works. Outer space Exploration. National Geographic Society (U.S.), Special Publications Division.