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Brass Graphometer by Chapotot

Auction:
2314
Lot:
581
Sold for:
$705$600

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Auction:
Clocks, Watches & Scientific Instruments - 2314
Location:
Bolton
Date / Time :
November 03, 2005 10:00AM

Description:

Brass Graphometer by Chapotot, Paris, the inset brass compass with eight-point rose, steel needle, needle ring and engraved border, in half-circle divided 0-180 in both directions, with two sights, alidade with additional sights, and ball-and-socket staff mounting, radius 4 in.
Estimate $600-800

Keywords

Paris, steel needle, Alidade, Brass instrument, Circumferentor, Compass, Graphometer, Measuring instruments, Qibla compass