Photograph, Theodore Roosevelt on horseback, February 18, 1909.

Chicago citation style
Photograph, Theodore Roosevelt on horseback, February 18, 1909.. 1909. Retrieved from the Digital Public Library of America, https://digital.library.villanova.edu/Record/vudl:15054. (Accessed December 13, 2018.)
APA citation style
(1909) Photograph, Theodore Roosevelt on horseback, February 18, 1909.. Retrieved from the Digital Public Library of America, https://digital.library.villanova.edu/Record/vudl:15054
MLA citation style
Retrieved from the Digital Public Library of America <https://digital.library.villanova.edu/Record/vudl:15054>.
Note: These citations are programmatically generated and may be incomplete.