Photograph of Mining Timber Products; Scope and content: Original caption: Mining timber products - mostly jack pine - piled in yard in the Ely, Minn. mining district. One of the largest uses of jack pine in this area is for mine props. (Kawishiwi ).
Size: 5182px × 3859px
Photo credit: © Alpha Stock / Alamy / Afripics
License: Licensed
Model Released: No
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