Group of miners at shaft. Courtesy: Miles P. Romney. From "American Mining Congress Album".From "American Mining Congress Album"
Courtesy: Miles P. Romney. From American Mining Congress Album.From "American Mining Congress Album...
General View of Ontario Drain Tunnel, Park City. Credit American Mining Congress. (Courtesy: Miles P...
Ontario Tunnel mule train. Courtesy: Miles P. Romney. From "American Mining Congress Album". Ca. 18...
Raising men from 1,000 station, Ontario Mine, Park City. From the "American Mining Congress album". ...
Ontario Shaft, 1900. Courtesy: Miles P. Romney. From "American Mining Congress Album". Photo by W....
Courtesy: Miles P. Romney. (From the "American Mining Congress Album").From the "American Mining Con...
Courtesy: Miles P. Romney From American Mining Congress Album.From "American Mining Congress Album"
Courtesy: Miles P. Romney. From "American Mining Congress Album".From "American Mining Congress Alb...
Courtesy: Miles P. Romney (From Utah Mining Congress album) Photo by C.R. Savage.From "Utah Mining C...
Empire and Ontario Mills from the Daly Mine, Parley's Park. Courtesy: Miles P. Romney From the Ameri...
Courtesy: Miles P. Romney (From Utah Mining Congress album) Photo by C.R. Savage. 1881.Used in "the ...
Courtesy: Miles P. Romney. From "American Mining Congress Album".From "American Mining Congress Alb...
West side of Ontario Mill. Courtesy: Miles P. Romney (From the "Utah Mining Congress album") Photo b...
Going in on 1500 Drain Tunnel. Courtesy: Miles P. Romney, From "American Mining Congress Album".Fro...
Ontario Mine Boarding House. Courtesy: Miles P. Romney. From "American Mining Congress Album".From ...
Courtesy: Miles P. Romney. From American Mining Congress Album.From "American Mining Congress Album...
General View of Ontario Drain Tunnel, Park City. Credit American Mining Congress. (Courtesy: Miles P...
Ontario Tunnel mule train. Courtesy: Miles P. Romney. From "American Mining Congress Album". Ca. 18...
Raising men from 1,000 station, Ontario Mine, Park City. From the "American Mining Congress album". ...
Ontario Shaft, 1900. Courtesy: Miles P. Romney. From "American Mining Congress Album". Photo by W....
Courtesy: Miles P. Romney. (From the "American Mining Congress Album").From the "American Mining Con...
Courtesy: Miles P. Romney From American Mining Congress Album.From "American Mining Congress Album"
Courtesy: Miles P. Romney. From "American Mining Congress Album".From "American Mining Congress Alb...
Courtesy: Miles P. Romney (From Utah Mining Congress album) Photo by C.R. Savage.From "Utah Mining C...
Empire and Ontario Mills from the Daly Mine, Parley's Park. Courtesy: Miles P. Romney From the Ameri...
Courtesy: Miles P. Romney (From Utah Mining Congress album) Photo by C.R. Savage. 1881.Used in "the ...
Courtesy: Miles P. Romney. From "American Mining Congress Album".From "American Mining Congress Alb...
West side of Ontario Mill. Courtesy: Miles P. Romney (From the "Utah Mining Congress album") Photo b...
Going in on 1500 Drain Tunnel. Courtesy: Miles P. Romney, From "American Mining Congress Album".Fro...
Ontario Mine Boarding House. Courtesy: Miles P. Romney. From "American Mining Congress Album".From ...
Courtesy: Miles P. Romney. From American Mining Congress Album.From "American Mining Congress Album...
General View of Ontario Drain Tunnel, Park City. Credit American Mining Congress. (Courtesy: Miles P...
Ontario Tunnel mule train. Courtesy: Miles P. Romney. From "American Mining Congress Album". Ca. 18...