Otto Trott traversing rock ledge on North Index Peak, 1940

Chicago citation style
Larson, Erick. Otto Trott traversing rock ledge on North Index Peak, 1940. 1940. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/social/id/8744. (Accessed April 27, 2018.)
APA citation style
Larson, Erick, (1940) Otto Trott traversing rock ledge on North Index Peak, 1940. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/social/id/8744
MLA citation style
Larson, Erick. Retrieved from the Digital Public Library of America <http://cdm16786.contentdm.oclc.org/cdm/ref/collection/social/id/8744>.
Note: These citations are programmatically generated and may be incomplete.