![In 1939, Bell Telephone Laboratories completed this calculator, designed by researcher George Stibitz. #ThrowbackThursday In 1939, Bell Telephone Laboratories completed this calculator, designed by researcher George Stibitz. #ThrowbackThursday](https://i.pinimg.com/736x/7e/bd/f5/7ebdf5aa0c7b9bcebd0e70316c19c043--throwback-thursday-leveon-bell.jpg)
In 1939, Bell Telephone Laboratories completed this calculator, designed by researcher George Stibitz. #ThrowbackThursday
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Lau Mei Yan MIMI Student ID: Hewlett-Packard is Founded. David Packard and Bill Hewlett found Hewlett-Packard in a Palo Alto, California garage. - ppt download
Book Review: Calculating Astronomers, Practical Astronomy with Your Calculator, Astronomy with Your Personal Computer, Astronomical Formulae for Calculators, Astronomical Tables of the Sun, Moon, and Planets, Planetary Programs and Tables from −4000
![Bell Labs on Twitter: "Jan 8, 1940, Bell Labs engineer Dr. George Stibitz's full-scale relay calculator, the Complex Number Calculator, becomes operational. In Sep 1940, it became the 1st first computing machine Bell Labs on Twitter: "Jan 8, 1940, Bell Labs engineer Dr. George Stibitz's full-scale relay calculator, the Complex Number Calculator, becomes operational. In Sep 1940, it became the 1st first computing machine](https://pbs.twimg.com/media/DTCpOiSW4AEg_iP.jpg)
Bell Labs on Twitter: "Jan 8, 1940, Bell Labs engineer Dr. George Stibitz's full-scale relay calculator, the Complex Number Calculator, becomes operational. In Sep 1940, it became the 1st first computing machine
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