Otto Trott roped up and standing on rocks on North Index, 1940

Chicago citation style
Larson, Erick. Otto Trott roped up and standing on rocks on North Index, 1940. 1940. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/social/id/8743. (Accessed October 24, 2018.)
APA citation style
Larson, Erick, (1940) Otto Trott roped up and standing on rocks on North Index, 1940. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/social/id/8743
MLA citation style
Larson, Erick. Retrieved from the Digital Public Library of America <http://cdm16786.contentdm.oclc.org/cdm/ref/collection/social/id/8743>.
Note: These citations are programmatically generated and may be incomplete.