Johnston, William Drumm

8 items:

Pinch in quartz vein from 24 to 6 inches, North Star mine, No. 2 vein. Nevada County, California. 1931. Pinch in quartz vein from 24 to 6 inches, North Star mine, No. 2 vein, 7,200-foot level: Underground photograph of quartz veins. Nevada County, California. 1931. Plate 9-F, U.S.Geological Survey Professional paper 194. 1940. Categories: Image; Types: Map Service, OGC WFS Layer, OGC WMS Layer, OGC WMS Service; Tags: Johnston, W. D., Jr. Collection, Mills, Mines, Quarries, Nevada County, California, North Star Mine, Photographers, All tags... photo print, Fewer tags
Hauling chrome ore to Campo Formosa, Bahia, Brazil. 1941. Hauling chrome ore to Campo Formosa, Bahia, Brazil. 1941. Lower right photograph page 41, Images of the U.S. Geological Survey, 1879-1979. Categories: Image; Types: Map Service, OGC WFS Layer, OGC WMS Layer, OGC WMS Service; Tags: Brazil, Johnston, William Drumm Collection, Photographers, photo print
Brokeoff Mountain. Lassen Volcanic National Park, California. 1931. Lassen Volcanic National Park, California. Brokeoff Mountain. 1931. Categories: Image; Types: Map Service, OGC WFS Layer, OGC WMS Layer, OGC WMS Service; Tags: Johnston, William Drumm Collection, Lassen Volcanic National Park, National Parks, Photographers, Volcanoes, All tags... photo print, Fewer tags
Polished slab showing sheared quartz with carbonate, North Star mine, No. 3. Nevada County, California. 1931. Photographs of ore: polished slab showing sheared quartz with carbonate, cement; North Star mine, No. 3 vein, 9,000-foot level. Nevada County, California. 1931. Plate 11-C, U.S.Geological Survey Professional paper 194. 1940. Categories: Image; Types: Map Service, OGC WFS Layer, OGC WMS Layer, OGC WMS Service; Tags: Johnston, W. D., Jr. Collection, Mills, Mines, Quarries, Nevada County, California, North Star Mine, Photographers, All tags... photo print, Fewer tags
Vugs and comb quartz. Nevada County, California. 1931. Vugs and comb quartz: thin section from vug, showing euhedral quartz, chlorite and carbonates. Nevada County, California. 1931. Plate 15-C, U.S.Geological Survey Professional paper 194. 1940. Categories: Image; Types: Map Service, OGC WFS Layer, OGC WMS Layer, OGC WMS Service; Tags: Johnston, William Drumm Collection, Mineral Specimens, Photographers, photo print

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