Geology of the Empire quadrangle: Grand, Gilpin, and Clear Creek Counties, Colorado, /

Braddock, William A., 1929-2003,

Geology of the Empire quadrangle: Grand, Gilpin, and Clear Creek Counties, Colorado, / by William A. Braddock. - iv, 56 pages illustrations, maps (part folded colored in pocket) 29 cm. - Geolgoical Survey professional paper 616 . - Geological Survey professional paper ; 616. .

Bibliography: p. 52-53.

78650226


Geology--Colorado

QE75 / .P9 no. 616

557.88/6