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Object type
Material
Maker
Place
Date
Mechanical Calculator

Mechanical Calculator

1925-1935
Mechanical calculator

Mechanical calculator

1890-1910
Electronic Calculator

Electronic Calculator

1973
Mechanical Calculator

Mechanical Calculator

1950
Key-Driven Calculator

Key-Driven Calculator

1940-1960
Key-Set Mechanical Calculator

Key-Set Mechanical Calculator

1965-1975
Wangs Lab Model 370 Calculator

Wangs Lab Model 370 Calculator

1973
Mechanical Calculator Brunsviga model 13Z

Mechanical Calculator Brunsviga model 13Z

1945-1955
Mechanical Calculator

Mechanical Calculator

1960
Barrel Calculating Machine

Barrel Calculating Machine

1890-1900
Model 370 programmable calculator by Wang Labs Inc, accompanied by two model 371 card readers, one model 326E data storage package and a model 301 printer, and other accessories.

Wang Labs calculator and accessories

circa 1973