Halden Calculex Circular Slide Rule, by Halden & Co. , Manchester, England, with twin dials and center action, dia. 2 1/2 in., with instructions in aluminum case.
Auctioneer:
Skinner
Date:
2002-04-13
Fowler Jubilee Magnum Circular Slide Rule, England, c. 1950, with 4 3/4-inch dial and twin geared controls, with instructions in leather slipcase. Read more…
Auctioneer:
Skinner
Date:
2002-04-13
35.00 mm case diameter, matte silvered dial, painted Arabic numerals, inner 1/100ths of a minute chapter ring, outer minute register ring marked at 3, 6 Read more…
Auctioneer:
Leslie Hindman Auctioneers
Date:
2015-09-16
Breitling, Geneve, Ref.1577, Chrouoslide regle a calcul, made in the 1970 's. Chromium plated decimal and duo-decimal counter with tachometer, 30 minutes recorder, retour en Read more…
Auctioneer:
Antiquorum
Date:
1998-10-31
Brass Microscope, France, 19th century, with pull-tube and stage focusing, on twin pillar supports and circular base, ht. 9 1/2 in., in fitted mahogany case; Read more…
Auctioneer:
Skinner
Date:
2002-04-13
Rochester: Aaron Palmer, 1845. 8vo, embossed green cloth. With "Palmer's Pocket Scale" tipped into the rear pastedown. An early version of the first circular slide Read more…
Auctioneer:
Leslie Hindman Auctioneers
Date:
2009-07-28
G. Small Pocket Calculator Model No-2, Boston, a 1 7/8 in. circular slide rule with scales along the peripheral, top and bottom surfaces, index arm Read more…
Auctioneer:
Skinner
Date:
2009-07-25
Gentleman's Stainless Steel Breitling Navitimer 806 Wristwatch, c. 1960, case number 994185, matte black AOPA dial, silvered subsidiary constant seconds, thirty-minute and twelve-hour registry dials, Read more…
Auctioneer:
Skinner
Date:
2016-04-29
purchased in 2005, 42.00 mm case diameter, bicolor matte metallic blue and silver dial signed BREITLING, Arabic numerals with outer telemeter and slide-rule chapter rings, Read more…
Auctioneer:
Leslie Hindman Auctioneers
Date:
2015-09-16
40.00 mm case diameter, matte black dial, subdials for seconds, chronograph minutes and hours, date aperture at 3 o'clock, luminous baton hands, slide rule turning Read more…
Auctioneer:
Leslie Hindman Auctioneers
Date:
2011-12-04
