Changes related to "Category:Greene County, Pennsylvania"
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25 July 2014
- (diff | hist) . . m File:Dorr thickener at mine. Buckeye Coal Company, Nemacolin Mine, Nemacolin, Greene County, Pennsylvania. - NARA - 540270.jpg; 22:21 . . (+24) . . Daniele Pugliesi (added Category:Thickeners using HotCat)