3 houses - San Pedro, Southern California, 1925 [envelope front]

Chicago citation style
3 houses - San Pedro, Southern California, 1925 [envelope front]. Retrieved from the Digital Public Library of America, http://digitallibrary.usc.edu/cdm/ref/collection/p15799coll170/id/3905. (Accessed November 22, 2018.)
APA citation style
3 houses - San Pedro, Southern California, 1925 [envelope front]. Retrieved from the Digital Public Library of America, http://digitallibrary.usc.edu/cdm/ref/collection/p15799coll170/id/3905
MLA citation style
Retrieved from the Digital Public Library of America <http://digitallibrary.usc.edu/cdm/ref/collection/p15799coll170/id/3905>.
Note: These citations are programmatically generated and may be incomplete.