Washington, DC: United States Geological Survey/USGS/Government Printing Office/GPO, 1921. Oblong hardcover. Item #48148
72 pages. Each section on coal, petroleum, iron, nickel, copper, platinum, potash, tin, antimony, and magnesite, is followed by a series of full pages maps indicating where the mineral is found. Hardcover library binding of dark blue cloth with lettering on the spine in gilt. Library plate on the past-down endpaper and two stamps on the free endpaper. No other library markings, plates or pockets were ever present. A very good copy.