Cipher machine (Autocryptograph)

Ciphering machine (Autocryptograph) with accessories from the British War Office, discontinued experimental design.

Details

Category:
Mathematics
Object Number:
1928-91
Materials:
steel, brass, paper and complete
Measurements:
Main part: 420 mm x 520 mm x 600 mm, 30.88 kg
type:
cipher machine
credit:
War Office