Damage to sidewalks at San Francisco Post Office

Chicago citation style
Unknown. Damage to sidewalks at San Francisco Post Office. 1906. Retrieved from the Digital Public Library of America, http://digitalcollections.sjlibrary.org/cdm/ref/collection/sjsuSFQuake/id/2. (Accessed December 18, 2018.)
APA citation style
Unknown, (1906) Damage to sidewalks at San Francisco Post Office. Retrieved from the Digital Public Library of America, http://digitalcollections.sjlibrary.org/cdm/ref/collection/sjsuSFQuake/id/2
MLA citation style
Unknown. Retrieved from the Digital Public Library of America <http://digitalcollections.sjlibrary.org/cdm/ref/collection/sjsuSFQuake/id/2>.
Note: These citations are programmatically generated and may be incomplete.