Sector type shutter
- Made:
- 1879
This image is released under a CC BY-NC-SA 4.0 Licence
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LicenseSector type shutter, Spurge & Whitcher's patent, 1879.
Science Museum Group
© The Board of Trustees of the Science Museum
Sector type shutter, Spurge & Whitcher's patent, 1879.
Details
- Category:
- Photography
- Object Number:
- 1921-93
- Materials:
- metal, brass (copper, zinc alloy) and lead solder
- Measurements:
-
overall: 90 mm x 110 mm x 100 mm, , .26kg
- type:
- shutters
- credit:
- Abney, Lady
