This image is released under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 Licence
This image is released under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 Licence
This image is released under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 Licence
This image is released under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 Licence
This image is released under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 Licence
This image is released under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 Licence
This image is released under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 Licence
Science Museum Group Collection
© The Board of Trustees of the Science Museum
Science Museum Group Collection
© The Board of Trustees of the Science Museum
Science Museum Group Collection
© The Board of Trustees of the Science Museum
Science Museum Group Collection
© The Board of Trustees of the Science Museum
Science Museum Group Collection
© The Board of Trustees of the Science Museum
Thomas De Colmar arithmometer with detachable lid, no. 2034, 1880-1900. Charles X Thomas de Colmar invented his
Science Museum Group Collection
© The Board of Trustees of the Science Museum
Science Museum Group Collection
© The Board of Trustees of the Science Museum
Replica made by E. Rognon, Paris of Blaise Pascal's first calculating machine, held by the Conservatoire National de Art et Metiers, Paris.
Replica made by E. Rognon, Paris of Blaise Pascal's first calculating machine of 1642, held by the Conservatoire National de Art et Metiers, Paris.The original machine was completed in 1642 when Pascal was only 19, to help his father in business. It was designed for addition and subtraction using a stylus to move the number wheels. Although it became well-known it could not be mass produced.
Details
- Category:
- Mathematics
- Object Number:
- 1926-192
- Materials:
- brass (copper, zinc alloy), metal (unknown), paper (fibre product) and wood (unidentified)
- type:
- replica calculating machine and replica calculating machine and
- credit:
- Rognon, Ernest
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