Title: Geology and ore deposits of the Takilma-Waldo district, Oregon
First published: 1933
Subjects: Copper mines and mining, Copper ores, Economic Geology, Geology, Geology, Economic, Igneous Rocks, Mines and mineral resources, Ore deposits, Placer deposits, Rocks, Igneous, Rocks, Sedimentary, Sedimentary Rocks
Places: Josephine County, Oregon