Circular slide rule by Fowler and Co.
Circular slide rule by Fowler and Co., Manchester, model RX, double faced, serial no. 7384.
- Object Number:
- 1984-1639/1
- type:
- circular slide rule
- Image ©
- The Board of Trustees of the Science Museum
Circular slide rule by Fowler and Co., Manchester, model RX, double faced, serial no. 7384, with descriptive leaflet in metal case
Circular slide rule by Fowler and Co., Manchester, model RX, double faced, serial no. 7384.
Metal case for circular slide rule by Fowler and Co.