Ancient ruins at the head of the McElmo. El Late Mountains. Montezuma County, Colorado.

Chicago citation style
Department of the Interior. General Land Office. U.S. Geological and Geographic Survey of the Territories. (1874 - 6/30/1879). Ancient ruins at the head of the McElmo. El Late Mountains. Montezuma County, Colorado.. 1874. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/517191. (Accessed September 21, 2018.)
APA citation style
Department of the Interior. General Land Office. U.S. Geological and Geographic Survey of the Territories. (1874 - 6/30/1879), (1874) Ancient ruins at the head of the McElmo. El Late Mountains. Montezuma County, Colorado.. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/517191
MLA citation style
Department of the Interior. General Land Office. U.S. Geological and Geographic Survey of the Territories. (1874 - 6/30/1879). Retrieved from the Digital Public Library of America <http://catalog.archives.gov/id/517191>.
Note: These citations are programmatically generated and may be incomplete.