5 1/2-inch ivory sector
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Licence
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LicenseOne of two 4 1/2-inch ivory sectors by Holtzapffel & Co
Science Museum Group
© The Board of Trustees of the Science Museum
One of two ivory sectors by Holtzapffel & Co. (B502; A54794)
Details
- Category:
- Mathematics
- Collection:
- Sir Henry Wellcome's Museum Collection
- Object Number:
- 1980-1134/2
- type:
- proportion drawing instruments and sectors
- credit:
- Wellcome Trustees
