Models of rubric: Other calculating devices Model 487 Stschoty from russia Model 489 Soroban from Tokyo, Japan Model 513 Calculating machine Adix Model 514 Calculating clock of Wichmann Model 515 Calculating machine Trick Model 516 Slide rule Model 517 Special slide rule Model 519 Slide rule Model 520 Japanese calculating machine Model 543 Kings Patent calculator Model 550 Calculating plaque from Proell Model 584 Mehmke's machine for the resolution of algebraic equations Model 867 Aristo Slide rule model Studio Model 869 Addiator Duplex Model 870 Addiator Produx Model 871 Suanpan (chinese abacus) Model 900 Russian abacus
Göttingen Collection of Mathematical Models and Instruments
Göttingen Collection of Mathematical Models and Instruments
Stschoty from russia
Soroban from Tokyo, Japan
Calculating machine Adix
Calculating clock of Wichmann
Calculating machine Trick
Slide rule
Special slide rule
Slide rule
Japanese calculating machine
Kings Patent calculator
Calculating plaque from Proell
Mehmke's machine for the resolution of algebraic equations
Aristo Slide rule model Studio
Addiator Duplex
Addiator Produx
Suanpan (chinese abacus)
Russian abacus