The Geology of the Upper Mississippi Valley Zinc-lead District Allen Van Heyl Published: 1959 Total Pages: 332 Get eBook
A Report on the Higginsville Sheet, Lafayette County Missouri. Geological Survey Published: 1892 Total Pages: 17 Get eBook
Geological Survey Professional Paper Geological Survey (U.S.) Published: 1959 Total Pages: 370 Get eBook
Geology and Mineral Resources of Kenai Peninsula, Alaska Frank Wigglesworth Clarke Published: 1914 Total Pages: 962 Get eBook
Reports on Areal Geology, (sheets 1-4) Charles Rollin Keyes Published: 1896 Total Pages: 502 Get eBook
Publications of the Geological Survey Geological Survey (U.S.). Published: 1879 Total Pages: 1070 Get eBook
