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~IMPORTANT EUROPEAN EVEREST PATTERN TRANSIT AND COMPASS~

Exquisite 4 section walnut and brass compass in 4 quadrants (N, E, S, O) with 360 degree outer ring in one degree divisions with 3 magnetic declinations. The 4 inch compass needle points North and locks via a large butterfly nut to a brass bar below the jewelled pivot point. The smaller butterfly key allows for correction of magnetic North. There are two additional clock type keys that fit this square head as well. 6 inches square and 1 inch Read More...

Very rare form of a brass equinoctial sundial, Germany, 17th century.

Rare brass equinoctial sundial, Germany, second half of the 17th century. Brass, silver, and iron; 14 cm long, 7 cm wide, and 6.5 cm high.   A rare brass equinoctial sundial, unsigned but certainly German. A French owner inscribed “Amsterdam, July 24, 1819” on the back of the instrument with a stylus, without further information. This is a date of acquisition, not of manufacture. On a wide, flat, rectangular base rounded at both ends rests a large compass (6.5 cm in diameter) whose face Read More...

Anatomical lower jaw model, C 1920

Antomcial left underjaw model, plaster and polychrome painted on a wooden turned bass. The Cuspidaal (33) and a part of the bone/gummy are removable.  The model also shows the nerves, arteries, glandula sublingualis,caries and apical periodontitis at 37. The model is in excellent condition. Height (with stand) 26 cm. Width: 27 cm. Look for shop information on www.vanleestantiques.com Read More...

~OVER SIZED BOW FRAME AMPUTATION SAW~

A very large (48 x 18 cm.) bow frame amputation saw with 15 degree offset fine toothed blade and octagonal walnut? handle. Probably German in origin and stamped MANG, this saw has seen use over the past 250 years but has withstood the test of time. Pistol grip handle has cracks (stable) and a chip to one facet but is robust with a steel rod running the full length internally. Ornate thumb screw tensioner to the fine toothed blade (some Read More...

1821-Dated Scarificator

An 1821-dated scarificator with cast-iron blade. 5.5″ or 13.75cm. The spring is very difficult to load. Found in Germany. Read More...

Very rare example of Von Helmholtz’s Phakoscope.

A very rare example of Von Helmholtz’s Phakoscope. According to Hirschberg (1886: A159):”…around 1870 [Von Helmholtz] wanted to demonstrate his theory of accommodation which he had already proven with his opthalmometer. He doubled the Purkinje catoptric images by using two prisms on the left side of the box. The observer was supposed to observe the movement of these doubled images from the right side. Holland proved 100 years later that Helmholtz had committed a severe error when constructing this Read More...

Geissler tube motor with fluorescent liquid

Geissler Tube motor with fluorescent liquid Geissler motor in working condition with Geissler tube with fluorescent liquid. with 10,5 cm Geissler tube. Dimensions of the wooden base plate: 12 x 9 cm Motor runs on 6 to 9 voltWill be sent well packaged See my other advertisement for a matching induction coil Ruhmkorff coil.  ( works 6 to 9 volt ) Read More...

GERMAN CHEST-TYPE MICROSCOPE c.1810-20

A GERMAN CHEST-TYPE COMPOUND MICROSCOPE c.1810-20 Attributed to C. Oechsle Dimension: 15 ¼” (39cm) high; case 13 ¼” (34cm) x 5 1/8” (13cm) x 4 ½” (11,5cm) Fully complete with many accessories, As in photos, this microscope is very complete in accessories, perfect working condition and remarkable conservation. The walnut case is in perfect condition. Original key and lock. An untouched microscope in its original patina. Although unsigned, this microscope can be attributed to Carl Oechsle of Esslingen (Germany). This “chest-type” microscope is almost identical Read More...

8 x PAINTED GUSSETED SPECTACLES CASES SOME EROTIC C1820

A: RARE SMALL SIZE 110mmLONG . PAINTED BOTH SIDES, ONE EROTIC, +SLEEVE B: MAN SMOKING PIPE , GOOD COND.WELL PAINTED, + SLEEVE C: VERY WELL PAINTED BOTH SIDES + SLEEVE, EXCELLENT COND. D: MEN IN A BOAT ,WELL PAINTED , ONE SMALL SCRATCH AND ONE SMALL NIBBLE. E:  EROTIC WELL PAINTED SLAVE WOMAN BEING SOLD, EXCELLENT COND. F: FINELY PAINTED HUNTING SCENE , ONE SMALL SCRATCH ,ONE MARK ON EDGE,ONE NIBBLE G: MY WIFE SAYS STUNNINGLY PAINTED, EXCELLENT COND. + SLEEVE, VERY GOOD H: PAINTED FINELY Read More...

18th century perpetual calendar in silver with three discs

On the front are two scales showing the days of the week accompanied by their astronomical symbols. The first, called “Die Neüe Zeit” (the new days), corresponds to the days written in full with a window on the outside of the disc. The second, called ‘Die Alte Zeit’ (the previous days), corresponds to the days written in abbreviated form with a window inside the disc. Between these two scales is a relief interlacing decoration and a rhombus frieze around Read More...

Early 18th century perpetual silver calendar with one disc

The face is engraved with a calendar having 7 columns and 9 lines surrounded by 4 angel heads. On the 8th line are the astronomical symbols of the 5 main planets, the sun and the moon. The last line represents the day of the week. The reverse is engraved with eight concentric circles divided into different sectors representing the days of the moon, the months written in abbreviated form with their number of days, sunrise and sunset, and the zodiac. A Read More...

Columbus lunarium or tellurium

Description Columbus lunarium or tellurium This old school model of a tellurium was manufactured by Columbusn Erdglobus Berlin, Germany, between 1930 and 1950. Scientifically edited by Kaliograph W. Kaden. Everything rotates perfectly as it should. It will be carefully packaged and shipped. For transport, the globe and sun reflector are removed with a screw and can be easily put back in place. Total length is approx. 65 cm (26 inches). Read More...