William and Mary Keefer

Chicago citation style
William and Mary Keefer. ca. 1890. Retrieved from the Digital Public Library of America, http://archives.csuchico.edu/cdm/ref/collection/coll11/id/12425. (Accessed December 15, 2018.)
APA citation style
(ca. 1890) William and Mary Keefer. Retrieved from the Digital Public Library of America, http://archives.csuchico.edu/cdm/ref/collection/coll11/id/12425
MLA citation style
Retrieved from the Digital Public Library of America <http://archives.csuchico.edu/cdm/ref/collection/coll11/id/12425>.
Note: These citations are programmatically generated and may be incomplete.