federal mill froth flotation
Main floor of the Flotation Plant. Federal Mill No. 3, Park Hills, Missouri.
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Uploaded on May 16, 2014
Taken on May 11, 2014
federal mill froth flotation
Main floor of the Flotation Plant. Federal Mill No. 3, Park Hills, Missouri.
1,448
views
18
faves
0
comments
Uploaded on May 16, 2014
Taken on May 11, 2014