- Subject
- Measurement
- Item type
- Object
- Makers
- Henry Mallock
- Object type
- Ruler
- Inventory No
- 33954
- Accession Number
- 1933-47
Description
In wooden case
Mallock Square Rolling Parallel Ruler, English, Early 20th Century
Inventory Number 33954
Acknowledgement: © History of Science Museum, University of Oxford, inv.33954
