Exploration of the Big Four zinc-silver mine, Summit County, Colo.

Author: McCulloch, R. B.
Additional Authors: Huleatt, W. P.
Year: 1946
Document Type: BMRA
Issuing Agency: U.S. Dept. of the Interior, Bureau of Mines,
SUDOC: I 28.23:3884
Series: Report of investigations / United States Department of the Interior, Bureau of Mines ;
Report Number: 3884
Subjects: Silver mines and mining--Colorado--Summit County
Zinc mines and mining--Colorado--Summit County
Link: https://hdl.handle.net/2027/mdp.39015078503326

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