Walter S. Johnson, ca. 1917

Chicago citation style
Curtis Studio. Walter S. Johnson, ca. 1917. ca. 1917. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/portraits/id/1009. (Accessed October 18, 2018.)
APA citation style
Curtis Studio, (ca. 1917) Walter S. Johnson, ca. 1917. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/portraits/id/1009
MLA citation style
Curtis Studio. Retrieved from the Digital Public Library of America <http://cdm16786.contentdm.oclc.org/cdm/ref/collection/portraits/id/1009>.
Note: These citations are programmatically generated and may be incomplete.