Stratigraphic sections of the Phosphoria Formation in Wyoming, 1951 /

Stratigraphic sections of the Phosphoria Formation in Montana, 1951 /
by: Peterson, James A., et al.
Published: (1954)

Stratigraphic sections of the Phosphoria Formation in Idaho, 1949.
by: Sheldon, Richard Porter, 1923-
Published: (1953)

Stratigraphic sections of the Phosphoria Formation in Idaho, 1949.
by: Davidson, David F. (David Francis), 1923-
Published: (1953)

Stratigraphic sections of the Phosphoria Formation in Montana.
by: Swanson, Roger Warren, 1914-
Published: (1953)

Stratigraphic sections of the Phosphoria Formation in Montana, 1949-50 : Part 1 /
by: Cressman, Earle Rupert, 1923-
Published: (1953)

Stratigraphic sections of the Phosphoria Formation, 1953 /
by: Swanson, Roger Warren, 1914-
Published: (1956)

Stratigraphic sections of the Phosphoria Formation in Montana, 1948 /
by: Klepper, Montis Ruhl, 1915-
Published: (1953)

Stratigraphic sections of the Phosphoria Formation in Idaho, 1947-48.
by: McKelvey, V. E. (Vincent Ellis), 1916-
Published: (1953)

Stratigraphic sections of the Phosphoria Formation in Idaho, 1947-48.
by: McKelvey, V. E. (Vincent Ellis), 1916-
Published: (1953)

Stratigraphic sections of the Phosphoria Formation in Montana, 1947-48 /
by: Swanson, Roger Warren, 1914-
Published: (1953)

Stratigraphic sections of the Phosphoria Formation in Idaho, 1947-48.
by: O'Malley, F. W.
Published: (1953)

Stratigraphic sections of the Phosphoria Formation in Idaho, 1950-51 /
by: Smart, Rosemary
Published: (1954)

Stratigraphic sections of the Phosphoria Formation in Utah, 1947-48 /
by: Smith, L. E. (Lawrence E.)
Published: (1952)

The Phosphoria, Park City and Shedhorn formations in the western phosphate field /
by: McKelvey, V. E. (Vincent Ellis), 1916-
Published: (1959)

Studies of the Permian Phosphoria formation and related rocks, Great Basin-Rocky Mountain region /
Published: (1979)

Stratigraphic sections and chemical analyses of phosphatic rocks of Permian and Mississippian age in Weber County, Utah /
by: Schell, Elmer M., et al.
Published: (1970)

Physical stratigraphy and mineral resources of Permian rocks in western Wyoming /
by: Sheldon, Richard Porter, 1923-
Published: (1963)

The Skolai Group in the McCarthy B-4, C-4, and C-5 quadrangles, Wrangell Mountains, Alaska : definition and description of a new low-grade metamorphic sequence /
by: Smith, James G., 1939-, et al.
Published: (1970)

Large and rich phosphorus resources in the Phosphoria Formation in the Soda Springs area, southeastern Idaho /
by: Gulbrandsen, Robert A., et al.
Published: (1980)

Stratigraphy of the Wichita group in part of the Brazos River Valley, north Texas /
by: Stafford, Philip T.
Published: (1960)

Mineral resources in Permian rocks of southwest Montana /
by: Swanson, Roger Warren, 1914-
Published: (1970)

Minor elements in bedrock soil, and vegetation at an outcrop of the Phosphoria Formation on Snowdrift Mountain southeastern Idaho /
by: Lotspeich, Frederick B., 1914-2005, et al.
Published: (1963)

Depositional environments of the White Rim Sandstone Member of the Permian Cutler Formation, Canyonlands National Park, Utah /
by: Steele, Brenda A.
Published: (1987)

Geology of the Pennsylvanian and Permian Cutler Group and Permian Kaibab Limestone in the Paradox Basin, southeastern Utah and southwestern Colorado /
by: Condon, Steven M.
Published: (1997)

Electrical property measurements of the Meade Peak Phosphatic Shale Member of the Permian Phosporia Formation, Caribou county, Idaho /
by: Horton, Robert J.
Published: (2004)

Fusulinid paleontology and biostratigraphy of the Middle Permian (Guadalupian) strata of the Glass Mountains and Del Norte Mountains, west Texas /
by: Yang, Zhendong, 1945-
Published: (1993)

Sedimentology and depositional environments of the Lower Permian Yeso Formation, northwestern New Mexico /
by: Stanesco, John D.
Published: (1991)

Probable Permian age of the Rampart Group, central Alaska : fossil collections and rock samples from a limestone bed within the volcanic sequence of the Rampart Group show that the group is probably Permian in age /
by: Brosgé, William Peters, 1921-
Published: (1969)

Paleotectonic investigations of the Permian system in United States /
by: McKee, Edwin D. (Edwin Dinwiddie), 1906-1984, et al.
Published: (1967)

Phosphatic rocks in the Deer Creek-Wells Canyon area Idaho : a study of phosphatic shale member, phosphoria formation of Permian age /
by: Lowell, Wayne Russell
Published: (1952)

Phosphate-rock resources of the United States /
by: Cathcart, James Bachelder, 1917-, et al.
Published: (1984)

Review of the general geology and solid-phase geochemical studies in the vicinity of the Central Oklahoma aquifer /
by: Mosier, Elwin L., et al.
Published: (1988)

Paleomagnetic and ⁴⁰Ar/³⁹Ar results from the Grant intrusive breccia and comparison to the Permian Downeys Bluff sill--evidence for Permian igneous activity at Hicks Dome, southern Illinois Basin /
by: Reynolds, Richard L., et al.
Published: (1997)

The Supai Group of Grand Canyon /
by: McKee, Edwin D. (Edwin Dinwiddie), 1906-1984
Published: (1982)

Revision of the type Mankomen Formation (Pennsylvanian and Permian), Eagle Creek area, eastern Alaska Range, Alaska /
by: Richter, Donald H., et al.
Published: (1975)

Pennsylvanian and Permian rocks of the southern Inyo Mountains, California /
by: Merriam, Charles Warren, 1905-, et al.