"Roosevelt Dam. Downstream side of sluice gates. (Flashlight)."

Chicago citation style
Department of the Interior. Bureau of Reclamation. Engineering and Research Center. 5/18/1981-3/4/1988. "Roosevelt Dam. Downstream side of sluice gates. (Flashlight).". 1908-03-21. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/294540. (Accessed June 17, 2018.)
APA citation style
Department of the Interior. Bureau of Reclamation. Engineering and Research Center. 5/18/1981-3/4/1988, (1908-03-21) "Roosevelt Dam. Downstream side of sluice gates. (Flashlight).". Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/294540
MLA citation style
Department of the Interior. Bureau of Reclamation. Engineering and Research Center. 5/18/1981-3/4/1988. Retrieved from the Digital Public Library of America <http://catalog.archives.gov/id/294540>.
Note: These citations are programmatically generated and may be incomplete.