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1 янв 1820 г. - Arithmometer

Описание:

The Arithmometer was the first digital mechanical calculator strong enough and reliable enough to be used daily in an office environment.

Добавлено на ленту времени:

The Calculator

ByMarshall
13 сен 2017

Дата:

1 янв 1820 г.
Сейчас
~ 204 г назад

Изображения:

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