Archive of Collections



Details and Image



TypeModel No.MakerCountryConstruction
Material
DateScale LengthArea of Use
Linear
Belting Slide Rule
British Belting & AsbestosEngland
Heavy Card Stock
est. 1930's9 cm x 20.2 cmIndustrial

Notes: "Used to size belts for industrial applications, horsepower, width, rubber, leather, diameter, revolutions"


Image 1




Image 2