Circular instrument dividing engine.

Circular instrument dividing engine, possibly made by Anthony James Lear, London, England, around 1850. Consists of cast brass, dividing plate (15 7/8-inch), with six spokes and inner and outer circles is supported on heavy triangular framework. The dividing screw design is similar to that used on Allan's Dividing Engine (Inv. No.1932-23).

Details

Category:
Industrial Metrology
Object Number:
1930-367
type:
circular dividing engine
credit:
Parsons, W V