00936cam a22002771 4500 gs 50000050 DLC 20260227111356.0 801022s1949 nmu 000 0 eng c gs 50000050 (OCoLC)6848036 U. S. Geol. Survey. Libr. NmU DLC premarc TN24.N6 A232 no. 29 551.7 Lloyd, Edwin Russell, 1882- Pre-San Andres stratigraphy and oil-producing zones in southeastern New Mexico; a progress report. Socorro, 1949. 87 p. illus., map. 23 cm. New Mexico. Bureau of Mines and Mineral Resources. Bulletin 29 Part of the illustrative matter folded in pocket. "Selected bibliography": p.73-75. Geology New Mexico. Petroleum New Mexico. Geology, Stratigraphic Paleozoic. 28436 28436