Archives

28 Sep

~FINE METROLOGICAL MICROSCOPE WITH FRAUENHOFER MICROMETER~

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Standing 14 inches tall (racked down), this microscope is a rare survivor. Constructed from black enamelled cast iron and bright brass, it is a marvel of engineering. Interchangeable head stock and Frauenhofer micrometer, it was the finest Swiss measuring device of it’s day. Folding tripod base with a spread of 9 inches (adjustable for height), the microscope can be used in the vertical configuration or after detaching the stage and the mirror, in a horizontal plane. The stage and Read More...
30 Jul

Rare and early Thury & Amey Swiss microscope in case numbered 119, late 19th

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This is an early model produced by the fine Swiss optical instrument maker, Thury & Amey, bearing the serial number 119 so datable from the late 19th century. Thury & Amey are, with the Société Génévoise d’instruments de physique et de mécanique, the best Swiss maker of microscopes from the late 19th century and early 20th century. The present example is an early example with a typical body shape. This is a mid-size example. It preserves two eyepieces with the initiales Read More...
05 Jul

Rare Electric Master Deck Watch in carrying box – Ulysse Nardin, 1943, Geneva, Switzerland

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At sea, having the right time on board is essential to be able to make a position.  Very rare and large deck watch in a case of stainless steel made by Ulysse Nardin. Special about this specimen is the electrical mechanism by which the watch can be used as a master timekeeper or mother clock. Stored in a three tier deck box with key and carrying case lined with green baize. Both made of mahogany. The white enamel dial with Read More...
14 Nov

Fabulous and large Silver Deck Watch – Ulysse Nardin, Switzerland, 1940

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Very rare and large deck watch in a solid silver 925 case made by Ulysse Nardin. Stored in a three tier mahogany deck box with key lined with purple baize. Blue steel hands. The clean white dial displays black Roman numerals, sub-seconds at the bottom and a power reserve indicator. The 24 is marked in red to indicate when the watch should be wound. The movement is hand wounded. Time will be set by pressing the button near 11 Read More...
19 Sep

A Swiss Goldschmid pocket barometer, signed “Th. Usteri-Reinacher, Zurich, N. 3435”

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A Goldschmid pocket barometer, Swiss, late 19th century, signed “Th. Usteri-Reinacher, Zurich, N. 3435” This beautifully constructed aneroid barometer is contained in a shaped pebbled-leather covered (case not complete), and consists of a 8 cm diameter lacquered brass drum, height 7 cm. There’s a readout magnifier, a lateral thermometer and a rotating top with a correction parameters’ table (with an humidity stain on it). It looks complete to me but it’s not tested. Invented by the instrument maker J. Goldschmid c. 1857, the Read More...
21 Jul

DENTAL GUAGES FOR POSTS MADE BY CENORES & METAUX SA BIENNE

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 4 guages attached to a brass frame for the dentist to size the required post Read More...
15 Nov

~GOOD PART SET OF von RAPPARD SLIDES-BOXED~

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A near complete boxed set of miscellaneous Conrad von Rappard paper covered slides. Black and gold paper and hand writing indicative of the preparer c.1860. Numbers 1, 14 and 21 missing. Hand writing matches even on slides not using his trademark labels ( in French). Subject matter is mostly marine. Original box numbered 4, Preparations, Mscs. 21/24 in total. Labels and subject matter in good condition ( a couple re-numbered and one re-labelled ). Slides measure 2 5/8 x Read More...
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