Other Archives - Page 11 of 21

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Very large dividers in brass and steel, so-called “ball head” model. The shape of this scientific instrument is typical of a Flemish work early 17th century Dimensions: length 39.5 cm x diameter 2.6 cm. Flanders dating from the first half of the 17th century (1620/1640). Read More...

15 Feb

Fialka M 125 Russian electromechanical cipher machine

By Florin

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M-125 Fialka-electromechanical wheel-based cipher machine USSR rotor-based cipher machine M-125, codename Fialka (Russian: ФИАЛКА), was an electromechanical wheel-based cipher machine, developed in the USSR shortly after WWII. It was first introduced in 1956 and soon became one of the favorite machines of the Warsaw Pact and some allied nations, such as Cuba. The machine is similar to the American SIGABA, the KL-7 and, to a lesser extend, the Enigma. For this reason the machine is sometimes referred to as the Russian Read More...

15 Dec

ENT set by H. Reiner, Wien. C 1900

By Van Leest Antiques

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An ENT set manufactured by H. Reiner, Vienna, C 1900. In the original wooden case, signed on the inside of the lid with H. Reiner contains a bone handle in which nine different instruments can be placed. In good condition and the dimensions of the case are 11 x 4.5 x 2 cm. Look for shop information on www.vanleestantiques.com Read More...

21 Nov

~A GOOD EUROPEAN MINER’S COMPASS-32 HOURS, c.1830~

By Scientifica Opticae Inc.

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A good silvered miner’s compass divided into 32 hours with four cardinal points. The four engraved points are NW, NE, SW, SE with North at 24 hours and South at 8 hours. Each hour representing 11.25 degrees and are further subdivided on the raised hour ring. European in origin but made for the English market, the construction of the hinges and hooks of the mahogany case would indicate it is of early construction c.1830. The 8 cm. silvered dial Read More...

16 Nov

A 19th century Human Eye Model / a Camera obscura

By WissenschaftlichesKabinet

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A Human Eye Model 19th century, lacquered brass, two adjustable lens fittings (for correcting myopia and hyperopia). Original condition noting a dent in the stand. Read More...

14 Nov

Hand log with reel, chip and hourglass – 1880/1900

By Archipel

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The hand log was first described in 1574 (Sharp, p 5). It consists of a wooden chip with peg, the log line, a reel and a 28 or 14 second sand glass. The chip in the shape of a circle sector and weighted with lead on the arc, is fitted with two lines to the peg, the end of the log line forms the third. After a stray line of about thirty meters, the log line is equally divided Read More...

08 Nov

Large Spanish telegraph telescope.

By Scientific Inspirations

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A large single draw, taper barrel brass telescope signed, ‘Lineas Telegraphicas, Garcia Optico, Madrid’. The telescope measures 163 cms fully extended with the ray shade in place. It has a main lens diameter of 2.75″ (70mm) which gives a magnification of 50 x, with a fine sharp image. The Spanish Optical Telegraph system was built between 1844 – 1850. Three major civil optical telegraph lines were built during this time and were only in service for just over a decade Read More...

06 Nov

18th Century Anatomical Wax Model

By Florin

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Extraordinary didactic anatomical model in wax.Italy xviii th. The use of this type of didactic model disappeared at the beginning of the 19th century and with the discovery of the use of other materials to make them which made them more durable. It is in excellent condition despite its age. high: 60cm Read More...

04 Nov

Wooden Revolver Single Microscope, ca. late 17th century

By Gilgamesh

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Purchased in Italy, this continental European (Italian, French or Dutch), probably late 17th-century wooden single microscope comes with an oval case of wood covered in tan leather embossed with gold motifs. Objects to be viewed were held in the five holes within the circular revolving plate. The plate can be turned to bring each object into view in front of the bi-convex little lens under the eyecup. Unlike some other microscopes of this general design, the lens was placed Read More...

21 Oct

Glass brain ventricle model for air encephalography. 1940

By Van Leest Antiques

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A Glass brain ventricle model for air encephalography, circa 1940. This glass demonstration model is an opportunity to examine all or a part of the ventricular system of the brain. When clinical signs of increased intracranial pressure are observed, this glass model was used to provide insight for ventriculography which was then the only permissible aerographic technique Measurements display cabinet 21 x 21 x 14. Look for shop information on www.vanleestantiques.com Read More...

01 Oct

18TH Century Compass Praga Franz Moser Fecit

By Antiques Le Saint Georges

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Interesting Compass 18Th Century Franz Moser Fecit Praga Fleur de Lys indicated the North. Very Good condition. Read More...

24 Sep

Obstetric Spoon

By Van Leest Antiques

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An early obstetric spoon or hevel, probably Dutch manufacture in the 1780’s. The stem with a hook is inlaid with red copper and a brass button at the end. Beautiful work of the blacksmith. Read More...