View of two miners working in an underground coal mine, Lafayette, Colorado. One man squats and uses his pickaxe on a chunk of coal, the other holds an unidentified piece of equipment. An empty ore cart is next to them.
View of the head frame, power house, tramway, and ore loader at the Big Lake Mine near Lafayette (Boulder County), Colorado. A line of mine ore cars and an automobile are nearby.
Mine buildings--Colorado--Lafayette--1920-1930.; Mine railroads--Cars--Colorado--Lafayette--1920-1930.; Big Lake Mine (Boulder County, Colo.)--1920-1930.; Lafayette (Colo.)--1920-1930.; Coal mining--Colorado--Lafayette--1920-1930.; Hoisting...
[between 1920 and 1930]
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