Three boilers built by the Puget Sound Machinery Depot, Seattle, Washington, ca. 1922

Chicago citation style
Three boilers built by the Puget Sound Machinery Depot, Seattle, Washington, ca. 1922. ca. 1922. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/indocc/id/149. (Accessed August 17, 2018.)
APA citation style
(ca. 1922) Three boilers built by the Puget Sound Machinery Depot, Seattle, Washington, ca. 1922. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/indocc/id/149
MLA citation style
Retrieved from the Digital Public Library of America <http://cdm16786.contentdm.oclc.org/cdm/ref/collection/indocc/id/149>.
Note: These citations are programmatically generated and may be incomplete.