Transcontinental and Western Airlines mail plane at Glendale airport, Glendale, CA, 1931 [envelope back]

Chicago citation style
Transcontinental and Western Airlines mail plane at Glendale airport, Glendale, CA, 1931 [envelope back]. Retrieved from the Digital Public Library of America, http://digitallibrary.usc.edu/cdm/ref/collection/p15799coll170/id/3653. (Accessed November 12, 2018.)
APA citation style
Transcontinental and Western Airlines mail plane at Glendale airport, Glendale, CA, 1931 [envelope back]. Retrieved from the Digital Public Library of America, http://digitallibrary.usc.edu/cdm/ref/collection/p15799coll170/id/3653
MLA citation style
Retrieved from the Digital Public Library of America <http://digitallibrary.usc.edu/cdm/ref/collection/p15799coll170/id/3653>.
Note: These citations are programmatically generated and may be incomplete.