
Half adder from Type 555 Hollerith Electronic Calculator
- Made:
- 1957 in United Kingdom



Half adder from Type 555 Hollerith Electronic Calculator, by The British Tabulating Machine Co. Ltd., United Kingdom, c. 1957
Details
- Category:
- Computing & Data Processing
- Object Number:
- 2016-463
- Materials:
- ceramic (unspecified), glass, metal (unknown), rubber (unidentified) and textile
- type:
- calculator
- credit:
- Gift of Jack Sanders