Gorge Powerhouse showing Mount Ross to the north, ca. 1930

Chicago citation style
Gorge Powerhouse showing Mount Ross to the north, ca. 1930. ca. 1930. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/ww-swps/id/501. (Accessed October 20, 2018.)
APA citation style
(ca. 1930) Gorge Powerhouse showing Mount Ross to the north, ca. 1930. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/ww-swps/id/501
MLA citation style
Retrieved from the Digital Public Library of America <http://cdm16786.contentdm.oclc.org/cdm/ref/collection/ww-swps/id/501>.
Note: These citations are programmatically generated and may be incomplete.