WEIGHTS, SCALES, & SCIENTIFIC INSTRUMENTS

United States, c. 1890-1910, a fine glass encased equal arm balance diamond scales made by Becker Brothers of New York, their trade name etched in a

United States, c. 1900, a small boxed steelyard scale. The box holds the scaffold for the stand to be screwed into the base and the steelyard hangs f

Russia, dated 1866, a large equal arm beam scale with two round pans suspended by three heavy link chains. The beam has gotten quite rusty. This piece

Canada, 19th century all iron steelyard scale complete with two scaffold hooks below and one above the beam. The sliding round steel weight is unmark

Great Britain, c. 1863, made by Parnell, London, and marked with Hall's Patent. This brass hand-held scale comes complete with the original plu...

Great Britain, c. 1875, a fine British "Roberval" type postal scale with all brass fixtures including the five piece stacked weights. The...

Great Britain, c. 1880, a similar postal scale all in polished brass with a seven piece central stack of postal weights from 4 oz. down to a half. Wi

China, 19th century lot of three wooden rulers each with inlaid silver markings. L: 13+ inches. W: 5/8". Very fine.    $100/3

China, set of 18th-19th century wooden printing blocks, comprised of forty-eight individual wood type piece with raised Chinese calligraphy on one si

England, late 18th early 19th century shagreen boxed complete set of drafting tools including a folding ivory sector, ivory parallels, an ivory scale

England, c. 1850. Boxwood ruler for determining scale on maps. This 6" x 2" surface is heavily inscribed with three different scales of m...

England, c. 1875, a silver three inch ruler with a sliding marker which is decorated by a rosette.    $75

France, c. 1790's, a fine folding brass T-square sector made by Quillet of Paris. The piece is inscribed "Demi Pied de Roi". Rare and...

France, c. 1790's, a fine folding brass equal part sector made by Quillet of Paris. Folded length 7". A beautiful instrument. Cp. Hambly, ...

United States, c. 1880, a fine wooden stereoscope with brass and ivory fittings. Expensive features like a felt bottom, decorated brass hasps, and gl

Indo-Persian Zodiacal Astrolabe, unsigned in ferrous metal; the 19 cm. Diameter mater graduated around the edge and with various decoratively engrave

Persian, late 19th century brass astrolabe, the instrument is complete with four marked plates, with the highly decorated outer rete. The signs of th

Persian, late 19th century brass astrolabe, the instrument is complete with four poorly marked plates, with a decorated outer rete. The signs of the

Canada, c. 1927, a brass ship's compass dial with moveable dials. This fine piece is marked: CANADIAN MARCONI COMPANY on top of dial handle. Th...

United States, c. 1920, a brass cylinder-shaped pump action fog horn with an iron horn which can be manually pointed up or down. The cast iron base f