Paisley Calculator Model A Cylindrical Slide Rule

Chicago citation style
Bastian Brothers Company. Paisley Calculator Model A Cylindrical Slide Rule. 1940. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3Anmah_1127916&repo=DPLA. (Accessed November 17, 2018.)
APA citation style
Bastian Brothers Company, (1940) Paisley Calculator Model A Cylindrical Slide Rule. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3Anmah_1127916&repo=DPLA
MLA citation style
Bastian Brothers Company. Retrieved from the Digital Public Library of America <http://collections.si.edu/search/results.htm?q=record_ID%3Anmah_1127916&repo=DPLA>.
Note: These citations are programmatically generated and may be incomplete.