![](http://www.alamy.com/thumbs/6/EC076588-C7A0-45A0-BB90-41631C6C058E/C6K2R6.jpg)
Outdoor Anthracity quarry at Summit Hill, on Mount Mauch Chunk, Pensilvania. Vintage engraving.
Size: 7150px × 6459px
Photo credit: © Patrick Guenette / Alamy / Afripics
License: Royalty Free
Model Released: No
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