00731cam a22002531 4500 5913878 BD-DhUL 20150114150934.0 750319s1921 xx 000 0 eng 21014888 (OCoLC)1224613 DLC TxDaM DLC BD-DhUL premarc TN870 .S75 621.338 SUP Suman, John R. Petroleum production methods : by John R. Suman. 1st ed. Houston, Tex. : Gulf publishing company, c1921. viii, 558 p. : illus., fold. chart, tables, diagrs. 24 cm. Petroleum. 7 cbc oclcrpl u ncip 19 y-gencatlg ddc BK 30963 30963 0 0 ddc 0 621_338000000000000_SUP 0 NFIC 58517 DUSL DUSL GEN 2015-01-14 Purchased 621.338 SUP 86904 2015-01-14 2015-01-14 BK