File-A0017--Old mine opening -?
1905
A0017--Old mine opening [?] [1905.03.09] Keywords: Anthracite industry; (NPS Focus Subject Thesaurus); Mining. Period photograph.
Source: Wikimedia Commons
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Part of Underground · Watch in the documentary
1905
A0017--Old mine opening [?] [1905.03.09] Keywords: Anthracite industry; (NPS Focus Subject Thesaurus); Mining. Period photograph.
Source: Wikimedia Commons
Part of Underground · Watch in the documentary