00875cam a22002651 4500 gs 49000124 DLC 20260227111355.0 761029s1948 cau 000 0 eng gs 49000124 (OCoLC)2539719 DLC OT DLC TN24.C2 A3 no. 144 TN443.C2 A5 1948 553.43 California. Division of Mines and Geology. Copper in California. Prepared under the direction of Olaf P. Jenkins. San Francisco, 1948. 429 p. ill., plates 24 cm. and portfolio of 61 plates and maps. Its Bulletin 144 Bibliography: p. 359-387. Copper mines and mining California. Copper ores California. California. Division of Mines and Geology. Bulletin 144. 28369 28369