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Sphygmomanometer by Sir Francis Cruise

An unusual sphygmomanometer by Sir Francis Cruise, eminent Irish surgeon and urologist, who performed the first successful endoscopy treatment. The dial measures the pressure required for the disappearance of the radial pulse. Read More...

Large Horizontal Brass Sundial Butterfield-Type GARY A PARIS Circa 1750

Large Horizontal Brass Sundial Butterfield-Type GARY A PARIS Circa 1750. Butterfield-type horizontal brass sundial. The top of the upper plate is engraved with four 4-12-8 hour scales (two in Arabic numerals and two in Roman numerals) for the latitudes of 43/46/49/52 degrees. In the center a decoration of foliage scrolls with the signature “GARY A PARIS”. Folding gnomon with a bird decorated with foliage scrolls, one side of which bears an engraved latitude scale from 40 to 60 degrees.In the lower Read More...

Fine ca. 1700 artillery calipers signed Butterfield

Rare and fine brass artillery calipers by Butterfield dating to circa 1700. Signed “Butterfield AParis” in floral script and engraved ‘Calibres des pieces’ and ‘Diametre et Poids des boulets’ on one face and ‘lignes” and “Pouces de Roy’ on the other side. A numerical scale of artillery diameters is engraved on one leg with corresponding notches inside the leg for the pointer. Features flower engraved compass joints and steel tips to the calipers and to the pointer. A rare Read More...

Exploded Skull or Beauchène Skull, France, 20th century

Superb example, with a high quality of preparation and absolutely complete, of an exploded skull, or call “à la Beauchêne”, according to the name of the preparer who, during the first half of the XIXth century, invented this type of mount for anatomical preparation. The skull is complete in all its parts. Also, all the teeth are well preserved. An incision in the bone allows to see the dental roots and the nerves of the lower jaw. The inner ear Read More...

A French Copernician planetarium or orrery with 11 planets, certainly by Delamarche, circa 1810

[Delamarche], Copernican planetary or orrery made in cardboard, paper, wood and brass on a turned wooden stand, France, circa 1810-1820; 28cm in diameter and 47cm in height.   The Orrery is unsigned, but certainly by Delamarche firm, comprises eleven planets and the moon, 10 of which are represented by circles of paper, only the earth being represented by a miniature globe.  They are all mounted on brass semi-circles and rotate 360 ​​degrees around the sun represented by a ball of gilded wood.  The Read More...

Rare Budin’s craniometer or cephalometer by Collin, c. 1880

A rare example of this famous craniometer or cephalometer invented by the French gynecologist Pierre Budin in the late 1870s’. If the Budin craniometer was first created for measuring infants’ skulls, it was also quickly used in anthromopetric and anthropological researches.   A superb and early example of this elegant and large (42cm lenght) famous craniometer. Read More...

Microscope a Niche Charles Chevalier C.1840

Rare microscope A Niche by Charles Chevalier Ingenieur Opticien Palais Royal A Paris Read More...

Amputation and trepanning set By Charriere C 1800

Interesting amputation and trepanning set by Charriere a Paris C.1800. Relativly complete, just missing two scissors and little instruments.     Read More...

French pocket botanical microscope, ca. 1840

The mahogany case is fitted for the parts, and the lid slides into the case. Into a boss in the center of the lid screws the pillar, a brass rod with a boss for the stage, controlled by a knurled knob for fine focusing on top of the pillar. Two simple lenses are present, as well as a substage mirror and other accessories. See photos for more details. Read More...

Phrenology: An Early 19th-Century Dr. Gall’s Pressed Burl Wood Snuff Box

A fine pressed burr ( aka: burl) wood Dr. Gall’s snuff box with the interior lined in shell. French in origin and first quarter of the 19th-century in date. The lid titled “Cranologie Du Docteur Gall”, showing three different views of the skull with each area numbered in acordance with with Gall’s phrenological theory.The base provides a key to the 27 faculties on  the front and is titled : “System Des Organes Cerebreaux Du Dr. Gall. Condtion: crisp, with Read More...

French Gregorien Telescope 18Th Century. C.1740

Elegant French Gregorian Telescope 18Th Century Read More...

Silver horizontal sundial signed Butterfield In Paris datable between 1681 and 1684

Butterfield type silver horizontal sundial. The top of the upper plate is engraved with four 4-12-8 hour scales (two in Arabic numerals and two in Roman numerals) for the latitudes of 37/43/48/51 degrees. In the center a decoration of foliage scrolls with the signature “Butterfield in Paris”. Folding gnomon with a bird decorated with foliage scrolls, one side of which bears an engraved latitude scale from 40 to 60 degrees. In the lower part there is a compass whose Read More...