Archive of Collections



Details and Image



TypeModel No.MakerCountryConstruction
Material
DateScale LengthArea of Use
Circular and Spiral Slide Rules
Gilson / Midget Type VI - Version 1 (2 of 4)
Gilson Slide Rule Co.
USA
Metal/celluloid
1930-1940
Ø 10.8 cm
General calculations

Notes: Based on 1st slide rule Gilson ever made and a model that evolved but never went out of production - standard case.


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Image 6