Changes in stratigraphic nomenclature by the U. S. Geological Survey 1963 /

Autor Cohee, George Vincent, 1907-, West, Walter S. 1912-
Vydáno 1965

Stratigraphy of the Wichita group in part of the Brazos River Valley North Texas : contributions to general geology /

Autor Stafford, Philip T.
Vydáno 1960

Stratigraphy of parts of De Soto and Hardee Counties Florida : contributions to the geology of uranium /

Autor Bergendahl, M. H.
Vydáno 1956

Stratigraphy and structure of the House Rock Valley area, Coconino County, Arizona /

Autor Wells, John David, 1926-2013
Vydáno 1960

Stratigraphy and refractory clayrocks of the Dakota group along the northern Front Rango, Colorado /

Autor Waagé, Karl M. 1915-1999
Vydáno 1961