10-11-2019 10-11-2019
Skinner Auctions
Skinner Auctions Marlborough MA
3295M Marlborough
October 11, 2019 10:00AMCalender

William Helfricht Surveyor's Compass

Auction: Clocks, Watches & Scientific Instruments - 3295M Location: Marlborough Date / Time: October 11, 2019 10:00AM


William Helfricht Surveyor's Compass, Philadelphia, Pennsylvania, mid-19th century, 6 1/2-in. dia. engraved silvered dial with acanthus-style leaf representing north and reading "Warranted" and "Wm. Helfricht Maker/Philadelphia," dual outkeepers at north, and a pair of sighting vanes, housed in an associated veneered box, lg. 16 in.

Provenance: Richard Miller Collection.
Estimate $300-400

lacking level, few bezel screws on underside are off but present.

Items may have wear and tear, imperfections, or the effects of aging. Any condition statement given, as a courtesy to a client, is only an opinion and should not be treated as a statement of fact. Skinner shall have no responsibility for any error or omission.


Richard Miller, William Helfricht, Philadelphia