Gerber Variable Scale, Model TP007100B

Chicago citation style
Gerber Scientific Instrument Company. Gerber Variable Scale, Model TP007100B. ca 1980. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3Anmah_1214955&repo=DPLA. (Accessed November 21, 2018.)
APA citation style
Gerber Scientific Instrument Company, (ca 1980) Gerber Variable Scale, Model TP007100B. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3Anmah_1214955&repo=DPLA
MLA citation style
Gerber Scientific Instrument Company. Retrieved from the Digital Public Library of America <http://collections.si.edu/search/results.htm?q=record_ID%3Anmah_1214955&repo=DPLA>.
Note: These citations are programmatically generated and may be incomplete.