Detail of train wheels

Chicago citation style
Zahn, Frank G., 1925-2008. Detail of train wheels. Unknown. Retrieved from the Digital Public Library of America, http://digital.library.temple.edu/cdm/ref/collection/p16002coll26/id/5363. (Accessed December 16, 2018.)
APA citation style
Zahn, Frank G., 1925-2008, (Unknown) Detail of train wheels. Retrieved from the Digital Public Library of America, http://digital.library.temple.edu/cdm/ref/collection/p16002coll26/id/5363
MLA citation style
Zahn, Frank G., 1925-2008. Retrieved from the Digital Public Library of America <http://digital.library.temple.edu/cdm/ref/collection/p16002coll26/id/5363>.
Note: These citations are programmatically generated and may be incomplete.