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Small Brass Wheel Cutting Engine

Auction:
2502
Lot:
8
Sold for:
$1,185$1,000

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Auction:
Clocks, Watches & Scientific Instruments - 2502
Location:
Marlborough
Date / Time :
May 01, 2010 10:00AM

Description:

Small Brass Wheel Cutting Engine, Switzerland, 19th century, for cutting crown wheels in verge escapement watches, with gear-driven index plate with nine divisions numbered 7, 9, 11, 13, 15, 17, and 19, shaped steel indexing arm, and long vice mount, overall ht. 8 1/2, overall lg. 7 3/4, indexing wheel dia. 3 1/2 in.

Note: Crom #2 goes into detail about this engine specifically, on p. 351, figures 716-718.
Estimate $300-500

Keywords

steel indexing arm, Clocks, Escapements, Horology, Verge escapement, Watches