Part of circular instrument dividing engine.
- Troughton, John
"Four foot" circular dividing engine (c. 1778) by John Troughton, diameter of wheel to edge of teeth is 46 1/4 inches, with 2160 teeth, wooden treadle missing, and also a few unimportant details such as milled-head screws, near the 210 degree mark seven teeth are partly burred
- Industrial Metrology
- Object Number:
- 1932-22 Pt1
- component - object
- furnishing and equipment
- tools & equipment
- dividing engine
- A.J. Bennett & Co. Ltd.
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