Steel arch bridge spanning Dead Horse Gulch near the summit of White Pass on the White Pass and Yukon Railroad, Alaska, ca. 1901

Chicago citation style
Hegg, Eric A., 1867-1948. Steel arch bridge spanning Dead Horse Gulch near the summit of White Pass on the White Pass and Yukon Railroad, Alaska, ca. 1901. ca. 1901. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/hegg/id/414. (Accessed August 15, 2018.)
APA citation style
Hegg, Eric A., 1867-1948, (ca. 1901) Steel arch bridge spanning Dead Horse Gulch near the summit of White Pass on the White Pass and Yukon Railroad, Alaska, ca. 1901. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/hegg/id/414
MLA citation style
Hegg, Eric A., 1867-1948. Retrieved from the Digital Public Library of America <http://cdm16786.contentdm.oclc.org/cdm/ref/collection/hegg/id/414>.
Note: These citations are programmatically generated and may be incomplete.