Beaver Lake, Conejos Canon, Colorado, 9000 feet above sea-level, and 30 miles from mouth of Canon.--Photographer: T. H. O'Sullivan--Photographer's number: 35--Photographer's series: Expedition of 1874

Chicago citation style
Beaver Lake, Conejos Canon, Colorado, 9000 feet above sea-level, and 30 miles from mouth of Canon.--Photographer: T. H. O'Sullivan--Photographer's number: 35--Photographer's series: Expedition of 1874. Retrieved from the Digital Public Library of America, http://ark.cdlib.org/ark:/13030/tf8199p371. (Accessed December 18, 2018.)
APA citation style
Beaver Lake, Conejos Canon, Colorado, 9000 feet above sea-level, and 30 miles from mouth of Canon.--Photographer: T. H. O'Sullivan--Photographer's number: 35--Photographer's series: Expedition of 1874. Retrieved from the Digital Public Library of America, http://ark.cdlib.org/ark:/13030/tf8199p371
MLA citation style
Retrieved from the Digital Public Library of America <http://ark.cdlib.org/ark:/13030/tf8199p371>.
Note: These citations are programmatically generated and may be incomplete.