![](https://coimages.sciencemuseumgroup.org.uk/18/374/medium_thumbnail_1999_1205__0001_.jpg)
Slide rule for milk testing apparatus
- Made:
- London
Slide rule, from a collection of apparatus for testing milk
Details
- Category:
- Nutrition & Food Technology
- Object Number:
- 1936-303/9
- type:
- hydrometer and lactometer
- credit:
- Frank Bryan and Paton Ltd.