Cipher machine

Cipher machine composed of two discs geared together with

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Cipher machine composed of two discs geared together with
Science Museum Group
© The Board of Trustees of the Science Museum

Cipher machine composed of two discs geared together with permuted alphabet on each periphery

Details

Category:
Mathematics
Object Number:
1983-1308
Materials:
brass, aluminium, steel and complete
Measurements:
Open box: 85 mm x 164 mm x 120 mm, 0.577 kg
Cipher machine only: 20 mm x 142 mm x 177 mm, 0.396 kg
type:
cipher machines
credit:
Science Museum (Great Britain)