Time clock
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A time clock, sometimes known as a clock card machine, punch clock, or time recorder, is a device that records start and end times for hourly employees at a place of business.
Early time clock, made by National Time Recorder Co. Ltd. of Blackfriars, London at Wookey Hole Caves museum
A Bundy clock used by Birmingham Corporation Transport
IBM time clock
IBM
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International Business Machines Corporation, nicknamed Big Blue, is an American multinational technology company headquartered in Armonk, New York and present in over 175 countries. IBM is the largest industrial research organization in the world, with 19 research facilities across a dozen countries, having held the record for most annual U.S. patents generated by a business for 29 consecutive years from 1993 to 2021.
NACA researchers using an IBM type 704 electronic data processing machine in 1957
An IBM System/360 in use at the University of Michigan c. 1969
IBM guidance computer hardware for the Saturn V Instrument Unit
IBM CHQ in Armonk, New York in 2014