Geology and mining industries of the Cripple Creek district, Colo.; by Whitman Cross and R. A. F. Penrose, jr.; from 16th annual report of the Survey, pt. 2.
Publication Title:
Geology and mining industries of the Cripple Creek district, Colo.; by Whitman Cross and R. A. F. Penrose, jr.; from 16th annual report of the Survey, pt. 2.
Display Title:
Geology and mining industries of the Cripple Creek district, Colo.; by Whitman Cross and R. A. F. Penrose, jr.; from 16th annual report of the Survey, pt. 2.