![](https://coimages.sciencemuseumgroup.org.uk/74/294/medium_thumbnail_1990_0459__0002_.jpg)
Thornton 12-Inch Rule
- Made:
- 1960-1965 in Manchester
- maker:
- A G Thornton Limited
![Thornton 12-Inch Rule](https://coimages.sciencemuseumgroup.org.uk/480/288/small_thumbnail_smg00250836.jpg)
![12-inch rule, made by A. G. Thornton Ltd, Manchester, c](https://coimages.sciencemuseumgroup.org.uk/211/570/small_thumbnail_cd0423_006_080912_2005_95_3_thornton_ruler.jpg)
12-inch rule, made by A. G. Thornton Ltd, Manchester, and used by an architect.
Details
- Category:
- Mathematics
- Object Number:
- Y2005.95.3
- Materials:
- wood (unidentified)
- Measurements:
-
overall: 3 mm x 318 mm x 33 mm,
- type:
- ruler
- credit:
- Gift of Brian Michael