From left, Abel D. Breed, William Bryant and Eben Smith sit at a small table examining a piece of ore, possibly from the Caribou Mine in Boulder County, Colorado, owned by Breed. Breed holds a magnifying glass in his right hand. Smith and Bryant...
Capitalists and financiers--Colorado--Caribou--1870-1880.; Supervisors, Industrial--Colorado--Caribou--1870-1880.; Boulder County (Colo.)--1870-1880.; Caribou (Colo.)--1870-1880.; Mining--Colorado--Caribou--1870-1880.
[between 1935 and 1950?]
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