Comptometer
ID(s):
1924084B0
1924084B0
Subject
Mechanical ancestor of our calculating machines
Mechanical ancestor of our calculating machines
Description:
A secretary records a list of numbers and the machine performs its calculation at lightning speed.
A secretary records a list of numbers and the machine performs its calculation at lightning speed.
Source:
Private collection
Private collection
Date:
1924
1924
Language: French
Signature:
Bottom left
Bottom left
Reference Devambez: 5431
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