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The process of mining meant that track was constantly being re-laid. Here, an OIM track crew and crane at work in the Sherman pit. |
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The Rouchleau plant at Rainy Junction, Virginia, MN, was chosen for experimental taconite development. Here, the Extaca plant expansion begins, as DM&IR power loads empties. |
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Ore cars, handled by Oliver steamer #518, an 0-8-0, are loaded in a pit at Virginia. |
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Oliver diesel 904 has its cars loaded in the Fraser Mine. |
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Large walking draglines were used for overburden removal. |
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The large steam-powered Marion shovel in the Hull-Rust pit at Hibbing was so large, it sat on two tracks, and could load an ore car with a single scoop. |
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Electricity began powering loading shovels starting in 1928 on the Oliver. |
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Aerial view of Oliver shop complex. |
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The Oliver's shops at Virginia, MN |
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A truck dump at the Sharon mine, where ore was loaded directly into DM&IR cars for shipment to the docks. |
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Oliver in the Hull-Rust Pit. |
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The Oliver used Whitcomb 65-ton locomotives for light duty tasks such as mine track laying. |