Washington, DC;: United States Geological Survey/USGS/Government Printing Office/GPO, 1914. First editions. Hardcovers. Item #13082
Two volumes. Volume 1, 901 pages. Contents lists headings on gold, silver, copper, lead, zinc, mercury, antimony, arsenic, iron, cobalt, uranium, and many others. Fold out in rear pocket lists mineral products of the U.S., 1904 - 1913. Volume 2, 1617 pages. Contents lists headings on sulphur, pyrite, cement, silica, bromine, asbestos, gypsum peat, borax, gems and precious stones, coal, petroleum and many others. Six fold out maps bound in. Several very large and in color. Three folded charts for clay products, coal and petroleum in rear pocket. Both volumes fine.