Welcome to the Kids' Library!

Clay minerals in triassic rocks of the Colorado Plateau

Schultz, Leonard Gene, 1926- author.
Washington, D.C. : United States Department of the Interior, Geological Survey, 1963. 1963

Correlation papers: the Newark system

Russell, Israel C. (Israel Cook), 1852-1906, author.
Washington, D.C. : Department of the Interior, United States Geological Survey, 1892. 1892

Geochemical distribution of some metals in the Moenkopi Formation and related strata, Colorado Plate

Cadigan, Robert Allen, 1918- author.
[Washington, D.C.] : United States Department of the Interior, Geological Survey, 1971. 1971

Geology of uranium deposits in Triassic rocks of the Colorado Plateau region

Finch, Warren Irvin, 1924-2014 author.
Washington, D.C. : United States Department of the Interior, Geological Survey, 1959. 1959

Lower Triassic ammonoids of North America

Smith, James Perrin, 1864-1931, author.
Washington : United States Department of the Interior, Geological Survey, 1932. 1932

Red beds of the Triassic Chugwater Group, southwestern Powder River Basin, Wyoming

Cavaroc, Victor V., author.
[Reston, Va.] : U.S. Department of the Interior, U.S. Geological Survey, 1991. 1991

Relations of late Paleozoic and early Mesozoic formations of southwestern Montana and adjacent parts

Condit, D. Dale (Daniel Dale), 1886- author.
[Washington] : [Department of the Interior, United States Geological Survey], [1919] 1918

The Triassic cephalopod genera of America

Hyatt, Alpheus, 1838-1902, author.
Washington : Department of the Interior, United States Geological Survey, 1905. 1905

Triassic stratigraphy in the northern part of the Culpeper Basin, Virginia and Maryland

Lee, K. Y. (Kwang-Yuan), 1919-1989 author.
[Washington, D.C.] : United States Department of the Interior, Geological Survey, 1977. 1976

Upper Triassic marine invertebrate faunas of North America

Smith, James Perrin, 1864-1931, author.
Washington : Department of the Interior, United States Geological Survey, 1927. 1927