One guide and five businessmen (possibly including Ralph Lomen) riding horses in canyon, May 20, 1908

Chicago citation style
Lomen Bros.. One guide and five businessmen (possibly including Ralph Lomen) riding horses in canyon, May 20, 1908. 1908. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/alaskawcanada/id/6151. (Accessed July 18, 2018.)
APA citation style
Lomen Bros., (1908) One guide and five businessmen (possibly including Ralph Lomen) riding horses in canyon, May 20, 1908. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/alaskawcanada/id/6151
MLA citation style
Lomen Bros.. Retrieved from the Digital Public Library of America <http://cdm16786.contentdm.oclc.org/cdm/ref/collection/alaskawcanada/id/6151>.
Note: These citations are programmatically generated and may be incomplete.