Patent Drawing for F. Steffany's Watch Case

Chicago citation style
Department of the Interior. Patent Office. 1849-1925. Patent Drawing for F. Steffany's Watch Case. 1875-04-20. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/7451700. (Accessed July 16, 2018.)
APA citation style
Department of the Interior. Patent Office. 1849-1925, (1875-04-20) Patent Drawing for F. Steffany's Watch Case. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/7451700
MLA citation style
Department of the Interior. Patent Office. 1849-1925. Retrieved from the Digital Public Library of America <http://catalog.archives.gov/id/7451700>.
Note: These citations are programmatically generated and may be incomplete.