Tracks and entrance to Stampede Pass tunnel, Northern Pacific Railway, Washington, winter, ca. 1887

Chicago citation style
Davidson, Issac Grundy. Tracks and entrance to Stampede Pass tunnel, Northern Pacific Railway, Washington, winter, ca. 1887. ca. 1887. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/wastate/id/2374. (Accessed October 23, 2018.)
APA citation style
Davidson, Issac Grundy, (ca. 1887) Tracks and entrance to Stampede Pass tunnel, Northern Pacific Railway, Washington, winter, ca. 1887. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/wastate/id/2374
MLA citation style
Davidson, Issac Grundy. Retrieved from the Digital Public Library of America <http://cdm16786.contentdm.oclc.org/cdm/ref/collection/wastate/id/2374>.
Note: These citations are programmatically generated and may be incomplete.