Clocks, Watches & Scientific Instruments
Description:
William Helfricht Vernier Compass, Philadelphia, Pennsylvania, first half 19th century, 6-in. dia. engraved silvered dial reading in the center "Wm. Helfricht?Maker/Philada.," needle lifter and vernier adjustment knob on underside, dual spirit levels and sighting vanes, housed in its original mahogany box.
Estimate $200-300
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.
Keywords
PhiladelphiaJonathan Dowling
Director, Clocks, Watches & Scientific Instruments
508-970-3131
Clocks, Watches & Scientific Instruments
From early timekeeping devices to precision regulators, the Clocks, Watches & Scientific Instruments department covers centuries of invention and function with trusted appraisals and world-competitive auctions.