Group about to begin a horse race

Chicago citation style
Group about to begin a horse race. Retrieved from the Digital Public Library of America, http://cdm17191.contentdm.oclc.org/cdm/ref/collection/chc5209/id/100. (Accessed December 3, 2020.)
APA citation style
Group about to begin a horse race. Retrieved from the Digital Public Library of America, http://cdm17191.contentdm.oclc.org/cdm/ref/collection/chc5209/id/100
MLA citation style
Retrieved from the Digital Public Library of America <http://cdm17191.contentdm.oclc.org/cdm/ref/collection/chc5209/id/100>.
Note: These citations are programmatically generated and may be incomplete.