Northern Pacific Railway bridge over river, Washington, ca. 1887

Chicago citation style
Davidson, Issac Grundy. Northern Pacific Railway bridge over river, Washington, ca. 1887. ca. 1887. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/wastate/id/2393. (Accessed July 17, 2018.)
APA citation style
Davidson, Issac Grundy, (ca. 1887) Northern Pacific Railway bridge over river, Washington, ca. 1887. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/wastate/id/2393
MLA citation style
Davidson, Issac Grundy. Retrieved from the Digital Public Library of America <http://cdm16786.contentdm.oclc.org/cdm/ref/collection/wastate/id/2393>.
Note: These citations are programmatically generated and may be incomplete.