Boys at track and field event, YMCA Park, location unknown, Washington, May 6, 1906

Chicago citation style
Barnes, A. H. (Albert Henry), b. 1876. Boys at track and field event, YMCA Park, location unknown, Washington, May 6, 1906. 1906. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/barnes/id/268. (Accessed October 21, 2018.)
APA citation style
Barnes, A. H. (Albert Henry), b. 1876, (1906) Boys at track and field event, YMCA Park, location unknown, Washington, May 6, 1906. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/barnes/id/268
MLA citation style
Barnes, A. H. (Albert Henry), b. 1876. Retrieved from the Digital Public Library of America <http://cdm16786.contentdm.oclc.org/cdm/ref/collection/barnes/id/268>.
Note: These citations are programmatically generated and may be incomplete.