00908cam a2200265 a 4500 1164184 BD-DhUL 20170420170305.0 710319s1971 dcuac 001 0ceng 75125340 0870440896 1164184 LC eng BD-DhUL LC n-us--- T39 .T5 609.73 NAT Those inventive Americans. Produced by the National Geographic Special Publications Division. Foreword by Leonard Carmichael. [Washington, National Geographic Society, 1971] 231 pages illus. (part col.), portraits (part col.) 27 cm. [National geographic special publications] Inventors United States. National Geographic Society (U.S.). Special Publications Division. ddc BK ANL 609.73 T523 <00429453> 190251 190251 0 0 ddc 0 609_730000000000000_NAT 1 REF 326717 DUL DUL ASC 2017-04-20 Gift 609.73 NAT 367025 2017-04-20 2017-04-20 BK