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Tunnel connecting quarries either side of William Penn Highway

MLA citation style
Ashley, G. H. (G. H. ). “Tunnel Connecting Quarries Either Side Of William Penn Highway”. no date. 319, no date.
APA citation style
Ashley, G. H. (G. H. ). (no date). Tunnel connecting quarries either side of William Penn Highway. 319. Retrieved from https://digitalarchives.powerlibrary.org/papd/islandora/object/papd%3Aspgsl-photo_238
Chicago citation style
Ashley, Geo. H. (George Hall). “Tunnel Connecting Quarries Either Side Of William Penn Highway”. 319, Pennsylvania Geological Survey - Historical Photographs, no date. https://digitalarchives.powerlibrary.org/papd/islandora/object/papd%3Aspgsl-photo_238.
Note: These citations are programmatically generated and may be incomplete.