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Arro Oil Refinery on lower Spring Creek, Lewistown, Montana
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Arro develops one of most modern refining plants in the west.
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Arro plant nearly ready
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Cat Creek Oil Field Frantz Corp buildings
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Cat Creek Oil Field Homestake wells
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Cat Creek Oil Field northeast of Winnett, Montana
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Cat Creek Oil workers and shack
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Cat Creek oil train
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Continental oil refinery|Lewistown, Montana
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Lewistown oil refinery on upper Spring Creek
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Lewistown oil refinery, Lewistown, Montana
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Oil and metal potential of the Heath Formation, Fergus Co., Montana