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Brass Heliostat by R. Fuess

Auction:
2502
Lot:
725
Sold for:
$5,333$4,500

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

Description:

Brass Heliostat by R. Fuess, Berlin, the 6 in. dia. lead-filled brass base engraved in script R. Fuess Berlin and faintly stamped Dept. 213, three leveling screws, clockwork driven equatorial mount with semi-circular scale calibrated 0-30 and 0-90, weighted and adjustable stage for the 18 1/2 x 6 in. planar beveled mirror, approximate ht. as shown 11 in.
Estimate $1,000-1,500

Brass in old oxidized finish, some surface rust on steel screws and components, beveled mirror chipped in one corner, lacking mirror drive arms.

Keywords

steel screws, Metalworking