Three men stand in front of an unidentified mine and mill building in Gilpin County, Colorado; shows smokestacks, a wagon, and "Boiler Compound" hand-written on a barrel.
Gilpin County (Colo.)--1900-1910.; Mills--Colorado--Gilpin County--1900-1910.; Miners--Colorado--Gilpin County--1900-1910.; Mining--Colorado--Gilpin County--1900-1910.
View of a gold ingot from Fifty Gold Mines Corporation's claims in Gilpin County, Colorado; sign reads: "The 50 Gold Mines Corp 30 Days Run Value $20,600.00 Weight 1173 oz."
Interior view of a miner's shack shows five miners posing, Delmonio mine, Gilpin County, Colorado. The men are in a barrel, on a hoist, and at the hoist controls. A miner's lamp and hatchet hang on the wall.
Delmonio Mine (Gilpin County, Colo.)--1900-1910.; Gilpin County (Colo.)--1900-1910.; Hoisting machinery--Colorado--Gilpin County--1900-1910.; Interiors--Colorado--Gilpin County--1900-1910.; Miners--Colorado--Gilpin County--1900-1910.;...
Blackhawk lies at the mouth of Chase Gulch near Central City in Gilpin County, Colorado. A railroad track forks in the foreground with one portion leading to the Polar Star Mill at right. The Empire Mill stands in the midground, and the Boiler Room...
Colorado and Southern locomotive No. 13 pulls a train up the "Switch Back" above Blackhawk in Gilpin County, Colorado, leaving a trail of black smoke behind it. The Switch Back enabled trains to travel the steep, 1-mile distance between Central...
Mining--Colorado--Gilpin County--1900-1910.; Railroad locomotives--Colorado--Gilpin County--1900-1910.; Colorado and Southern Railway.
[between 1900 and 1910?]
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