![](https://coimages.sciencemuseumgroup.org.uk/52/15/large_thumbnail_a626622.jpg)
![White circular brooch of plaster (formerly described as](https://coimages.sciencemuseumgroup.org.uk/482/984/medium_smg00254003.jpg)
White circular brooch of plaster (formerly described as radioactive earth), "Radynamo" proprietary name, to promote good heath, manufactured by Radynamo-Institut, Stuttgart, Germany, 1912
Details
- Category:
- Wellcome (general)
- Collection:
- Sir Henry Wellcome's Museum Collection
- Object Number:
- A132456
- Measurements:
-
overall: 10 mm 39 mm, .009 kg
brooch: 30 mm,
- type:
- brooch