Tom McDonald and David Grant in hiking gear, ca. 1910

Chicago citation style
Urban & Rogers. Tom McDonald and David Grant in hiking gear, ca. 1910. ca. 1910. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/imlsmohai/id/7332. (Accessed October 17, 2018.)
APA citation style
Urban & Rogers, (ca. 1910) Tom McDonald and David Grant in hiking gear, ca. 1910. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/imlsmohai/id/7332
MLA citation style
Urban & Rogers. Retrieved from the Digital Public Library of America <http://cdm16786.contentdm.oclc.org/cdm/ref/collection/imlsmohai/id/7332>.
Note: These citations are programmatically generated and may be incomplete.