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1 ore 43 min, 1 gen 1952 anni - British professor A.S. Douglas created OXO, also known as noughts and crosses or a tic-tac-toe, as part of his doctoral dissertation at the University of Cambridge.

Aggiunto al nastro di tempo:

11 dic 2017
0
0
640

Data:

1 ore 43 min, 1 gen 1952 anni
Adesso
~ 73 years ago