![](https://coimages.sciencemuseumgroup.org.uk/74/294/large_thumbnail_1990_0459__0002_.jpg)
Wooden sector, radius 4 1/2 inches
- PART OF:
- Six identical wooden sectors
![One of six identical wooden sectors, radius 4 1/2 inches](https://coimages.sciencemuseumgroup.org.uk/313/689/medium_smg00045917.jpg)
One of six identical wooden sectors, radius 4 1/2 inches,by Holtzapffel & Co. of 64 Charing Cross, B4355
Details
- Category:
- Mathematics
- Collection:
- Sir Henry Wellcome's Museum Collection
- Object Number:
- 1989-647/5
- type:
- proportion drawing instruments and sectors
- credit:
- On loan from the Wellcome Trust