Pony Express at the Birthday Celebration Centennial in 1969

Chicago citation style
Color Photography Studio., creator. Pony Express at the Birthday Celebration Centennial in 1969. 1969 (issued). Retrieved from the Digital Public Library of America, http://ark.cdlib.org/ark:/13030/kt2j49p3ph. (Accessed December 16, 2018.)
APA citation style
Color Photography Studio., creator, (1969 (issued)) Pony Express at the Birthday Celebration Centennial in 1969. Retrieved from the Digital Public Library of America, http://ark.cdlib.org/ark:/13030/kt2j49p3ph
MLA citation style
Color Photography Studio., creator. Retrieved from the Digital Public Library of America <http://ark.cdlib.org/ark:/13030/kt2j49p3ph>.
Note: These citations are programmatically generated and may be incomplete.