00820cam a2200265 a 4500 3858501 BD-DhUL 20170420173819.0 891113s1989 caua b 001 0 eng 88080640 0155897624 DLC DLC DLC BD-DhUL n-us--- T21 .M372 1989 609.73 20 MAR Marcus, Alan I, 1949- Technology in America : a brief history / Alan I Marcus, Howard P. Segal. San Diego : Harcourt Brace Jovanovich, c1989. xii, 380 p. : ill. ; 22 cm. Includes bibliographies and index. Technology United States History. Segal, Howard P. 7 cbc orignew 3 opcn 19 y-gencatlg ddc BK 190351 190351 0 0 ddc 0 609_730000000000000_MAR 1 NFIC 326822 DUL DUL ASC 2017-04-20 Gift 609.73 MAR 367026 2017-04-20 2017-04-20 BK