Skinner

Auctioneers and Appraisers

Brass Machine-a-Raboter

Auction:
2502
Lot:
151
Sold for:
$2,607$2,200

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

Description:

Brass Machine-a-Raboter, Switzerland, last half of the 19th century, bench held tool with steel runners for holding the work, pivoted cutter frame with circular cutter and sliding attachment for advancing the cutter through the work, lg. 10, ht. 7 in.

Note: These highly specialized tools for the accurate filing of tooth shapes in chronometers are discussed in Crom #2, pp 589.
Estimate $400-600

Keywords

steel runners, Machine tools