Comptometer
/ (kɒmpˈtɒmɪtə) /
noun
trademark
a high-speed calculating machine: superseded by electronic calculators
Example sentences from the Web for comptometer
In the morning we were taken to the audit department where each bundle was summed up in turn by comptometer operators.
The Beaver, Volume 1, No. 10, July, 1921. |Hudson's Bay CompanyThey do not even attempt to train salesmen and saleswomen, index and statistical clerks, 317 comptometer operators, etc.
Our Schools in War Time—and After |Arthur Davis Dean