Geology and ore deposits of the Gold brick district, Colorado,
Crawford, R. D. 1873-
Geology and ore deposits of the Gold brick district, Colorado, by R. D. Crawford and P. G. Worcester. - Denver, Colo., Eames bros., state printers, 1916. - 116 p. illus., IX pl. (part fold., incl. maps) plans, diagrs. 24 cm.
Maps and 1 plan in pocket.
gs 18000076
Geology--Colorado.
Mines and mineral resources--Colorado.
TN24.C6 / C8 no. 10
Geology and ore deposits of the Gold brick district, Colorado, by R. D. Crawford and P. G. Worcester. - Denver, Colo., Eames bros., state printers, 1916. - 116 p. illus., IX pl. (part fold., incl. maps) plans, diagrs. 24 cm.
Maps and 1 plan in pocket.
gs 18000076
Geology--Colorado.
Mines and mineral resources--Colorado.
TN24.C6 / C8 no. 10