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Serpentine Quarry

MLA citation style
Ashley, G. H. (G. H. ). “Serpentine Quarry”. no date. 4634, 1932May .
APA citation style
Ashley, G. H. (G. H. ). (1932). Serpentine Quarry. 4634. Retrieved from https://digitalarchives.powerlibrary.org/papd/islandora/object/papd%3A68721
Chicago citation style
Ashley, Geo. H. (George Hall). “Serpentine Quarry”. 4634, Pennsylvania Geological Survey - Historical Photographs, May 29, 1932. https://digitalarchives.powerlibrary.org/papd/islandora/object/papd%3A68721.
Note: These citations are programmatically generated and may be incomplete.