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Archbald coking apparatus

MLA citation style
Stone, R. W. (R. W. ). “Archbald Coking Apparatus”. no date. 3351, 1929Apr. .
APA citation style
Stone, R. W. (R. W. ). (1929). Archbald coking apparatus. 3351. Retrieved from https://digitalarchives.powerlibrary.org/papd/islandora/object/papd%3Aspgsl-photo_2631
Chicago citation style
Stone, Ralph W. (Ralph Walter). “Archbald Coking Apparatus”. 3351, Pennsylvania Geological Survey - Historical Photographs, April 23, 1929. https://digitalarchives.powerlibrary.org/papd/islandora/object/papd%3Aspgsl-photo_2631.
Note: These citations are programmatically generated and may be incomplete.