Rolleiflex twin lens reflex ca
circa 1930
Key operated model 16T Brunsviga mechanical calculating machine by Brunsviga Maschinenwerke AG
1950-1955
Brunsviga calculating machine
1931-1939
Brunsviga model 18 RK calculating machine
1957
Barrel calculating machine by Brunsivga Mashinenwerke AG
1950-1955
Bergheil bellows plate camera made by Voigtlander
circa 1930
Voigtlander Heliar Lens
circa 1930
Brunsviga lever set calculator
1910
Model 13Z-18 twin Brunsviga mechanical calculating machine (13 register)
1935-1939
Brunsviga Dupla calculating machine
1936-1939
Brunsviga twin calculating machine
1935-1939
Brunsviga barrel calculator by Grimme
1892-1893
Model 13ZK twin Brunsviga Calculating machine (13 register)
1936-1939
Brunsviga, size A calculating machine
1908-1912
Model D18R twin Brunsviga calculating machine (18 register) by Brunsviga Maschinenwerke AG
1952-1959
Brunsviga lever-set calculator used at Ferrodo Ltd.
1940-1950
Voitglander Brilliant Twin Lens Camera
1932
Model M Trinks Brunsviga calculating machine on wooden base with metal cover by Grimme
1930s
"Matador" calculating machine c.1910
1910-1915
'Bessa I' folding roll film camera by Voigtlander, 1953
1953
Model M Brunsviga calculating machine
1908-1912