The Three Sisters mountains covered with ash, Kodiak Island

Chicago citation style
Thwaites, John E. (John Edward), 1863-1940. The Three Sisters mountains covered with ash, Kodiak Island. ca. 1910. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/thwaites/id/348. (Accessed October 18, 2018.)
APA citation style
Thwaites, John E. (John Edward), 1863-1940, (ca. 1910) The Three Sisters mountains covered with ash, Kodiak Island. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/thwaites/id/348
MLA citation style
Thwaites, John E. (John Edward), 1863-1940. Retrieved from the Digital Public Library of America <http://cdm16786.contentdm.oclc.org/cdm/ref/collection/thwaites/id/348>.
Note: These citations are programmatically generated and may be incomplete.