1929 - 1933: Hanna No. 6: Union Pacific Coal Company's No. 6 Mine in Hanna, Wyoming

Notes from Bob Leathers
The Union Pacific Coal Company's No. 6 underground mine in Hanna was developed in 1929 and started production of coal in 1930. It operated for a little over three years and was closed in 1933. The mine produced 38,914 tons of coal with a peak of 10 workers over the life of the mine. There were no fatalities at the No. 6 mine.

Union Pacific Coal Company's No. 6 Mine Maps

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Map of the Union Pacific Coal Company Mine No. 6 in Hanna, Wyoming (Hanna Basin Museum)
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Map of the Union Pacific Coal Company Mines in Hanna, Wyoming (Hanna Basin Museum)
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Map of the Union Pacific Coal Company Mines in Hanna, Wyoming (Hanna Basin Museum)
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Union Pacific Coal Company's No. 6 Mine in Hanna (Hanna Basin Museum)