Symposium sobre yacimientos de petroleo y gas; XX Congreso Geológico Internacional tomos I-V
México: Congreso Geologico Internacional, 1956. 219p.;235p.;562p.;322p., 4 volumes only I; Africa, II; Asia and Oceania, III; North America, and IVSouth America and Antilles. Texts in English, French and Spanish, illustrated with folding maps, graphs, tables etc. very good in original wraps. More
Cat.No: 105737