Pressure gauges

Chicago citation style
Sellers, Otto, 1868-1940. Pressure gauges. circa 1910s. Retrieved from the Digital Public Library of America, http://libx.bsu.edu/cdm/ref/collection/sellers/id/754. (Accessed June 22, 2018.)
APA citation style
Sellers, Otto, 1868-1940, (circa 1910s) Pressure gauges. Retrieved from the Digital Public Library of America, http://libx.bsu.edu/cdm/ref/collection/sellers/id/754
MLA citation style
Sellers, Otto, 1868-1940. Retrieved from the Digital Public Library of America <http://libx.bsu.edu/cdm/ref/collection/sellers/id/754>.
Note: These citations are programmatically generated and may be incomplete.