![](http://www.alamy.com/thumbs/6/ED3DC94F-9220-4154-8FBF-29E30A0F9C25/HFNCRP.jpg)
Image taken from page 502 of '[Articles on mining and geology reprinted from periodicals.]' Image taken from page 502 of '[Articles on mining and
Size: 1952px × 1280px
Photo credit: © Classic Collection 2 / Alamy / Afripics
License: Licensed
Model Released: No
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