Geologic map of the Twin Buttes quadrangle, southwest of Tucson, Pima County, Arizona /

by Cooper, John R. (John Roberts), 1907-
Published 1973

Reconnaissance geologic map of southeastern Cochise County, Arizona /

by Cooper, John R. (John Roberts), 1907-
Published 1959

Reconnaissance map of the Willcox, Fisher Hills, Cochise, and Dos Cabezas quadrangles, Cochise and Graham Counties, Arizona /

by Cooper, John R. (John Roberts), 1907-
Published 1960

Mesozoic stratigraphy of the Sierrita Mountains, Pima County, Arizona /

by Cooper, John R. (John Roberts), 1907-
Published 1971

Some geologic features of the Pima mining district, Pima County, Arizona /

by Cooper, John R. (John Roberts), 1907-
Published 1960

Geology of the tungsten, antimony and gold deposits near Stibnite, Idaho /

by Cooper, John R. (John Roberts), 1907-
Published 1951

Geology and ore deposits of the Dragoon quadrangle, Cochise county, Arizona /

by Cooper, John R. (John Roberts), 1907-, Silver, Leon T. (Leon Theodore), 1925-
Published 1964

Geologic map of Arizona /

by Wilson, Eldred Dewey, 1898-1965, Cooper, John R. (John Roberts), 1907-, Moore, Richard T.
Published 1969

Geology and ore deposits of the Dragoon quadrangle, Cochise county, Arizona /

by Cooper, John R. (John Roberts), 1907-, Silver, Leon T. (Leon Theodore), 1925-, Palmer, Allison R.
Published 1964

Late Paleozoic stratigraphy of central Cochise County, Arizona /

by Gilluly, James, 1896-1980, Cooper, John R. (John Roberts), 1907-, Williams, James Steele, 1896-1957
Published 1954