![](https://coimages.sciencemuseumgroup.org.uk/52/224/large_thumbnail_1926_0385_0004__0002_.jpg)
6" and a 12" No 350 stainless steel rule
![A 6 and a 12' No 350 stainless steel rule stamped No 4 grad and](https://coimages.sciencemuseumgroup.org.uk/305/839/medium_smg00063432.jpg)
A 6" and a 12" No 350 stainless steel rule stamped No 4 grad and a 12" No 300 tempered steel rule stamped No 4 grad measuring in various fractions of an inch.
Details
- Category:
- Hand and Machine Tools
- Object Number:
- 1929-803/40
- Materials:
- steel
- type:
- rule
- credit:
- Buck and Hickman Limited