Digit counting apparatus upon axes of the left hand group of Plan 28. Plan, description and notation.
- Made:
- 1843-06-29
- part of archive:
- The Babbage Papers
- maker:
- Babbage, Charles
Dimensions: 62 cm x 96 cm
Details
- Identifier:
- BAB/C/117
- Access:
- Open Access
- copyright: