Hamann Manus R manual calculating machine with automatic division

Made:
1953-1955 in Berlin

Hamann Manus R manual calculating machine with automatic division, serial no. 42478, with dust cover, by DeTeWe Communications GmbH, Berlin, Germany, 1953-1955

Details

Category:
Mathematics
Object Number:
1990-455
Measurements:
Overall: 145 mm x 290 mm x 170 mm, 6 kg
type:
calculating machine (lever wheel)
credit:
Val. Devroede