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7 sept 1890 año - Herman Hollerith.

Descripción:

Se tabula el censo estadounidense empleando las máquinas de tarjetas perforadas

Añadido al timeline:

línea de tiempo avances tecnologicos

ByBrigette Largache Rodriguez
3 oct 2018
0
0
666

fecha:

7 sept 1890 año
Ahora mismo
~ 133 years ago
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