Stratigraphic Sections of the Phosphoria Formation in Montana, 1949-50 R. P. Sheldon Published: 1949 Total Pages: 526 Get eBook
Stratigraphic Sections of the Phosphoria Formation in Idaho, 1950-51 Published: 1954 Total Pages: 28 Get eBook
Stratigraphic Sections of the Phosphoria Formation, 1953 Roger Warren Swanson Published: 1956 Total Pages: 38 Get eBook
Physical Stratigraphy of the Phosphoria Formation in Part of Southwestern Montana Earle Rupert Cressman Published: 1955 Total Pages: 324 Get eBook
The Phosphoria, Park City and Shedhorn Formations in the Western Phosphate Field Vincent Ellis McKelvey Published: 1959 Total Pages: 76 Get eBook
Geological Survey Professional Paper Geological Survey (U.S.) Published: 1967 Total Pages: 300 Get eBook
U.S. Geological Survey Trace Elements and Related Reports Through 1953 Jane House Wallace Published: 1954 Total Pages: 280 Get eBook
