Circular slide rule

Made:
Manchester

Circular slide rule, Fowler "Magnum" long-scale calculator, in fitted case with instruction booklet by Harold Fowler

Details

Category:
Mathematics
Object Number:
1986-1142
type:
circular slide rule
credit:
Christie's South Kensington Limited

Parts

Circular slide rule

Circular slide rule

Circular slide rule, Fowler "Magnum" long-scale calculator.

Object Number:
1986-1142/1
type:
circular slide rule
Image ©
The Board of Trustees of the Science Museum
Fitted case for circular slide rule

Fitted case for circular slide rule

Fitted case for circular slide rule, Fowler "Magnum" long-scale calculator.

Object Number:
1986-1142/2
type:
case
Image ©
The Board of Trustees of the Science Museum