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November 30, 2025
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dec 30, 1936 - Model K

Description:

George Stibitz, uses relays for a "demonstration adder" which is a fancy term for an old calculator or digital calculating machine. He was the first person to use binary logic for a computer's design, this resulted in the construction of the Model I Complex Calculator in 1939

Added to timeline:

Date:

dec 30, 1936
Now
~ 88 years ago