Thomas Arithmometer

Chicago citation style
Thomas, Charles Xavier. Thomas Arithmometer. ca 1883. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3Anmah_690687&repo=DPLA. (Accessed November 18, 2018.)
APA citation style
Thomas, Charles Xavier, (ca 1883) Thomas Arithmometer. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3Anmah_690687&repo=DPLA
MLA citation style
Thomas, Charles Xavier. Retrieved from the Digital Public Library of America <http://collections.si.edu/search/results.htm?q=record_ID%3Anmah_690687&repo=DPLA>.
Note: These citations are programmatically generated and may be incomplete.