Old Main

Chicago citation style
Unknown. Old Main. circa 1887. Retrieved from the Digital Public Library of America, http://collections.carli.illinois.edu/cdm/ref/collection/sic_photos/id/2759. (Accessed December 12, 2018.)
APA citation style
Unknown, (circa 1887) Old Main. Retrieved from the Digital Public Library of America, http://collections.carli.illinois.edu/cdm/ref/collection/sic_photos/id/2759
MLA citation style
Unknown. Retrieved from the Digital Public Library of America <http://collections.carli.illinois.edu/cdm/ref/collection/sic_photos/id/2759>.
Note: These citations are programmatically generated and may be incomplete.