00376nam a22001337a 4500 744.422 KEN L-12, P-26 Kenison, Ervin 40171 Mechanical Drawing Kenison, Ervin USA American Technical Society 1944 330 p. ill. 22 cm. 0 0 0 604_200000000000000_KEN MCE 379 ddc BK 544527 544527 0 0 ddc 0 0 MCE MCE 2014-05-07 0 604.2 KEN MCE-30370 2014-05-07 2021-03-14 BK