A group of miners pose near a mine entrance at either the Berwind Mine in Las Animas County or the Rugby Mine in Huerfano County, Colorado. The men wear overalls and work boots. Some of the men have electric mine lamps attached to their caps, and...
Three miners pose outside a mine at either the Berwind Mine in Las Animas County or the Rugby Mine in Huerfano County, Colorado. The men wear overalls and work boots. Electric mine lamps are attached to their caps and battery packs are at their...
View of an Empire Zinc Company mill and processing sheds in (possibly) Salida (Chaffee County), Colorado. Smokestacks, a locomotive, ore and freight cars dot the area; desert hills are in the background.
Empire Zinc Mining Company (Colo.)--Buildings--1910-1930.; Mills--Colorado--1910-1930.; Mine buildings--Colorado--1910-1930.; Mining--Colorado--1910-1930.
Men and women stand and pose beside oil shale refining machinery in possibly Garfield County, Colorado. Men wear suits and overcoats with velvet or fur collars, leather dress gloves, and felt hats or caps. Women wear dresses and fur overcoats,...
The dark Denver and Rio Grande railroad West Belden Tunnel frames a view over the lower portal, Eagle River Canyon, Eagle County, Colorado. Gilman with tailing dumps shows on top of sunny Soldier Mountain.
Denver and Rio Grande Railroad Company--1910-1930.; Mining--Colorado--1910-1930.; Railroad tracks--Colorado--1910-1930.; Tunnels--Colorado--1910-1930.
View of a dirt embankment beside a ditch, and a placer site of the U.S. Gold Placer Company in Montrose County or San Miguel County, Colorado. A pile of lumber and large rocks are beside the ditch. Shows the San Miguel River in the valley.
San Miguel River (Colo.)--1880-1890.; Gold mining--Colorado--1880-1890.; Hydraulic mining--Colorado--1910-1930.; Rivers--Colorado--1880-1890.
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