Raising with a Suspended Work Cave at the Irene Shaft, Leadville, Colo.
Bolmer, R.L., and B.B. Greenlee
Raising with a Suspended Work Cave at the Irene Shaft, Leadville, Colo. Image Cover
Publisher:US Bureau of Mines
Place Published:Washington, DC
Series:Information Circular 7868
Pages:27
Format:Hardcover
Release:1958
Summary: