Johnson, B.L., 1915, The gold and copper deposits of the Port Valdez district, in U.S. Geological Survey, Mineral resources of Alaska, report on progress of investigations in 1914: U.S. Geological Survey Bulletin 622, p. 140-188, 1 sheet, scale 1:125,000.
This publication is part of a larger work. Please see B 622 for more information.
Bedrock; Bedrock Geology; Geology; Metals