Ion gun injector. Patent release 4/20/1959. Photograph taken January 12, 1950. Bevatron-194

Chicago citation style
Department of Energy. Lawrence Berkeley National Laboratory. Public Affairs Department. Strategic Resources Office. Photography Services. 2012. Ion gun injector. Patent release 4/20/1959. Photograph taken January 12, 1950. Bevatron-194. 1950-01-12. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/22119514. (Accessed December 13, 2018.)
APA citation style
Department of Energy. Lawrence Berkeley National Laboratory. Public Affairs Department. Strategic Resources Office. Photography Services. 2012, (1950-01-12) Ion gun injector. Patent release 4/20/1959. Photograph taken January 12, 1950. Bevatron-194. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/22119514
MLA citation style
Department of Energy. Lawrence Berkeley National Laboratory. Public Affairs Department. Strategic Resources Office. Photography Services. 2012. Retrieved from the Digital Public Library of America <http://catalog.archives.gov/id/22119514>.
Note: These citations are programmatically generated and may be incomplete.