The Gneisses, Gabbro-schists, and Associated Rocks of Southwestern Minnesota Christopher Webber Hall Published: 1899 Total Pages: 250 Get eBook
Report of the Committee on Marine Ecology as Related to Paleontology National Research Council (U.S.). Committee on Marine Ecology as Related to Paleontology Published: 1946 Total Pages: 536 Get eBook
Bulletin University of Minnesota. Mines Experiment Station Published: 1927 Total Pages: 350 Get eBook
Changes in Stratigraphic Nomenclature by the U.S. Geological Survey, 1976 Norman Frederick Sohl Published: 1977 Total Pages: 160 Get eBook
Geological Survey Professional Paper Geological Survey (U.S.) Published: 1959 Total Pages: 336 Get eBook