Cresson Mine - Cripple Creek, Colorado
Adventure Mine - Greenland, Michigan
Calumet & Hecla Mine - Calumet, Michigan
Ahmeek Mine - Ahmeek Michigan
Minesota Mine - Rockland, Michigan
Coal Company Owned Miners' Homes
Wolf Run Coal Co. Elizabeth Mine - West Virginia
Anaconda, Montana with Mines in the Background
Lake Mine - Lake Mine, Michigan
Ohio Coal Mine Rescue Team
Portland Mine No.1
Victor, CO
Quincy Mine Tramway Hancock, MI
Anchoria-Leland Mine
Cripple Creek District
Small Hoisting Engine Arcadia Mine
Cripple Creek, CO
Early Electric Mine Loco
Ohio Coal Mine
Miners at PortlandMine No.1
Victor, CO
Gold Coin Mine
Cripple Creek District
Miners and Captain Underground in the Quincy Mine
Hancock, MI
Franklin Mine Incline
Hancock, MI
Ajax Mine (left), Portland No.2 (center) and Portand No. 1 (right)
Victor, CO
Tonopah, NV with mines in the background
Miners at Original Quincy Mine No. 2 Shaft
Hancock, MI
Gleason Shaft Wild Horse Mine
Hoisting Engine at Portland No. 1 Mine
Victor, CO
Quincy Mine Man-Engine
Hancock, MI
Undercutting a seam in an Ohio Coal Mine
Lighting Fuses Cripple Creek District
Hand Drilling Cripple Creek District
Underground Cripple Creek District
Underground Cripple Creek District
Republic Mine near the Mary McKinney Mine
Cripple Creek District
Portland No. 2
Victor, CO
Mass Copper in the Quincy Mine
Hancock, MI
Mass Copper on Railroad Car for Shipping
Quincy Shift No.2 nearing completion 1908
Blackhawk Gregory Gulch, Colorado
Economic Gold Extraction Co. Mill
Cripple Creek, CO 1904
Quincy Mine Hancock, Michigan.
Biddick Mine Livingston, Wisconsin
Coker Mine No. 1 Livingston, Wisconsin
Blackjack Mine Galena, Illinois
Martin Mine Benton, Wisconsin.
Penna Benton Mine New Diggings, Wisconsin.