Geology and ore deposits of the Platoro-Summitville mining district, Colorado,
Patton, Horace Bushnell, 1858-1929.
Geology and ore deposits of the Platoro-Summitville mining district, Colorado, by Horace B. Patton, 1917. - Denver, Col., Eames bros. state printers, 1917 [1918] - 122 p. illus., XI pl. (part fold.) incl. front., maps (3 in pocket) 23 cm.
gs 19000330
Geology, Economic.
Geology--Colorado.
QE91 / .A4 no. 13
Geology and ore deposits of the Platoro-Summitville mining district, Colorado, by Horace B. Patton, 1917. - Denver, Col., Eames bros. state printers, 1917 [1918] - 122 p. illus., XI pl. (part fold.) incl. front., maps (3 in pocket) 23 cm.
gs 19000330
Geology, Economic.
Geology--Colorado.
QE91 / .A4 no. 13