Thales manual barrel calculating machine
1950-1960
Multo calculating machine made by Addo
1955-1965
Multo Brunsviga type barrel calculating machine
1950-1960
Facit mechanical calculator
1951
Triumphator hand-operated calculator
1935-1945
Facit manual calculating machine model CM2-16
1960-1961
Brunsviga model 18 RK calculating machine
1957
Britannic barrel calculating machine by Guy's Calculating Machines Limited
1930-1939
Original Odhner
1960-1970
Precisa calculating machine model 117
1955-1965
Mechanical calculating machine by Original Odhner
1917-1924
Facit model NLx manual calculating machine
1950-1960
Brunsviga calculating machine, 1892.
1892-1893
Model D18R twin Brunsviga calculating machine (18 register) by Brunsviga Maschinenwerke AG
1952-1959
Brunsviga, size A calculating machine
1908-1912
Facit electric calculating machine
1960-1965
Key operated model 16T Brunsviga mechanical calculating machine by Brunsviga Maschinenwerke AG
1950-1955
Muldivo model O calculating machine
1920-1930
Muldivo Mentor manual calculating machine
1955-1965
Brunsviga Dupla calculating machine
1936-1939
Brunsviga twin calculating machine
1935-1939
Model 13Z-18 twin Brunsviga mechanical calculating machine (13 register)
1935-1939
Model 13ZK twin Brunsviga Calculating machine (13 register)
1936-1939
Brunsviga barrel calculator by Grimme
1892-1893
Barrel calculating machine by Brunsivga Mashinenwerke AG
1950-1955
Muldivo Mentor manual calculating machine
1955-1965
Muldivo Mentor manual calculating machine WSR 160
1955-1965
Miniature Muldivo calculating machine no.11794
1925
"Britannic" calculating machine no.1209
1925
Brunsviga manual calculator model B 13RM ser.no.16459 by Olympia Werke AG
1965-1975
Model, of M Trinks Brunsviga calculating machine on wooden base
1908-1914
Model M Trinks Brunsviga calculating machine on wooden base with metal cover by Grimme
1930s
Triumphator Calculating Machine and cover
1945-1965
Model M Brunsviga calculating machine
1908-1912
Brunsviga calculating machine made by Grimme
1892-1893
"Matador" calculating machine c.1910
1910-1915