Measuring Bridge by Siemens & Halske, c. 1890

Feb 13, 2023

Measuring Bridge by Siemens & Halske, c. 1890 Starting bid: € 350 | Estimate: € 600 – 800 Thomson measuring bridge with sliding wire, for resistance measurement from 0,1 to 0,000001 ohms, upper part with circular plug rheostat, with 10 plugs and 2 toggle...

Messter Universal Bacteria Microscope with Eye-piece Turret, pre-1868

Feb 13, 2023

Messter Universal Bacteria Microscope with Eyepiece Turret, pre-1868 Starting bid: € 450 | Estimate: € 800 – 1.200 Ed. Messter, Berlin. Original lacquered brass, green-painted iron horseshoe base, triple eyepiece with 3 oculars, triple nosepiece with the...

“Taurus-Type” Vest-Pocket Typewriter, 1908

Feb 13, 2023

“Taurus-Type” Vest-Pocket Typewriter, 1908 Starting bid: € 4.400 | Estimate: € 6.000 – 9.000 Torrani & Cie, Milan, Italy. Extremely rare Italian typewriter in the size and form of a pocket watch, type-wheel with 45 characters (capitals only), 2...

Large English Binocular Microscope, c. 1860

Feb 13, 2023

Large English Binocular Microscope, c. 1860 Starting bid: € 450 | Estimate: € 800 – 1.200 Unsigned, brass, tilting stand, coarse and fine focus-ing, rotating stage, double mirror, height-adjustable condenser and pinhole diaphragm, 1 pair of eyepieces, 2...

“Ideal” Calculator, c. 1910

Feb 13, 2023

“Ideal” Calculator, c. 1910 Starting bid: € 900 | Estimate: € 1.500 – 2.000 Export model of the “Archimedes Mod. A”, manual German brass stepped-drum calculating machine for all 4 arithmetical operations, by Glashütter Re-chenmaschinenfabrik,...