- Subject
- Calculation
- Item type
- Object
- Makers
- J.Aston
- Primary inscriptions
- "R. T. GUNTHER" written on one edge
- Object type
- Slide rule
- Inventory No
- 35678
Gauging Slide Rule, by J. Aston, London, Later 19th Century
Inventory Number 35678
Acknowledgement: © History of Science Museum, University of Oxford, inv.35678
