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Delamarche Ptolemaic Armillary Sphere

A Delamarche Ptolemaic Armillary Sphere. The Delamarche family and successors were the most renowned and prolific producer of armillary spheres in France from the late 18th century to the late 19th century. The terrestrial globe isn’t signed.  In Globes of the Western World, Dekker and van der Krogt explain that Charles-François Delamarche was the first person in France to create globes for the general public, constructing his armillary spheres in such a manner as to keep them afford able. Demonstrational Read More...

Michel Cadot Theodolite Dated 1740

I’ve updated my website to include ancient surveying instruments (1500 to 1800). The update includes a good deal of information related to the evolution of surveying instruments during that time period. The update also includes information regarding some of the important instrument makers during the period – this new section is still a work in progress however. Finally, the update includes 10 pretty cool ancient instruments for sale.    You can access the evolution related pages at:  Ancient Instruments   And here are Read More...

Mother of Pearl and Silver Scissor Spectacles

This is a fine pair of mother of pearl and silver scissor spectacles, probably French, dating from late 18th to early 19th century. They are in excellent condition. Read More...

Brass sundial signed Pierre Le Maire à Paris made circa 1740 in its original case

Horizontal brass wire-axis sundial with bracket. The plate rests on four screws and supports, mounted on a hinge, a bracket and its weight to adjust the horizontality. This bracket, decorated with foliage on the back, has a slide on which a slider slides to adjust, at the required latitude, the wire-axis connected to the base plate. The top of this plate is engraved with 3 time scales, numbered VI-XII-VI, 6-12-6 and VI-XII-VI for the latitudes of 43°, 47° and 49°, as Read More...

Signed Nachet Optician microscope

Signed Nachet Optician microscope with no case or accessories.   Microscope is inscribed with “Nachet Optician Rue Serpente, 16, Paris”.  The address dates the microscope to between 1839-1862.  Height of microscope is 10.5 inches (26.7 cm).  The microscope has a substage rotating aperture disc with four different sized apertures.  Silvering on mirror is in rough shape. Read More...

BREVET ROBERTSON AN VII ( 1799 ) FANTASCOPE / Magic lantern

Bulletin des lois N° : 268 donnant brevet pour 5 années à Mr  Etienne Gaspard Robert pour son fantascope.  16 pages, 12.5 x 19.5 cm  Read More...

Heurteloup with Rotating Scarifier. C 1850

The set in original red morocco leather case consists of a brass scarifier and two artificial leech and is lined with purple velvet. After the cut had been made the glass tube would be placed over it and the wing nut turned to create a vacuum in the tube which would draw up the blood. More commonly they have a short scarifier which works by pulling back and releasing a sprung lancet, or a string mechanism for rotating a circular Read More...

A cased Phonendoscope

A good example of a Bazzi and Bianchi Phonendoscope, cased and in good condition This is copied from Woods Library and Museum of Anaesthesiology-In 1894, Italian physicians Eugenio Bazzi and Aurelio Bianchi introduced their new instrument for listening to the sounds made by the body’s organs. The metal base was fitted with an inner diaphragm and a removable outer disc, both made of rubber. A metal rod holding a smaller rubber disk was inserted into the center, and it was Read More...

F. BOUCHER GOUACHE XVIII th

magic lantern F. BOUCHER GOUACHE XVIII th Pretty little gouache on late 18th century paper after François BOUCHER representing the party in the village with in the center an optical box display. Frame: 20 x 24.5 cm-------------------------------------------------------------   lanterne magique F. BOUCHER GOUACHE XVIII ème “ Jolie petite gouache sur papier fin XVIII ème d’après François BOUCHER représentant la fête au villageavec au centre un montreur de boite optique..Cadre : 20 x 24.5 cm                 Read More...

LITHOPHANE XIXème TISANIERE LITHOPHANIQUE / optical toy magic lantern

LITHOPHANIC TISANIERE XIXth LITHOPHANY In Paris porcelain, this teapot has 4 lithophane sides. Perfect original condition. the lithophanes are a little fuzzy due to the thickness of the walls to better withstand the heat. 14 cm high without the teapot, 21 cm in total. around 1850.-------------------------TISANIERE LITHOPHANIQUE LITHOPHANIE XIXème En porcelaine de Paris, cette tisanière présente 4 faces lithophaniques. Parfait état d'origine. les lithophanies sont un peu flou en raison de l'épaisseur des parois pour mieux supporter la chaleur. 14 cm de hauteur sans Read More...

5 LITHOPHANIES FRANÇAISES P.R.

5 LITHOPHANIES FRANÇAISES P.R. 5 Lithophanies françaises vers 1850. 10 x 11.5 cm et 10.5 x 13 cmModèles en couleur avec leur attache en laiton. ( sauf une )Marque : P.R. au dos                   Read More...

LITHOPHANIE FRANÇAISE vers 1840 DESCENTE DE CROIX

LITHOPHANY DESCENT FROM THE CROSS Superb and large lithophany representing the descent from the cross. Of great finesse, 29 x 16 cm. No visible mark, but certainly a production of the workshops: FRENCH LITHOPHANIE around 1840 ———————————————————————————– LITHOPHANIE DESCENTE DE CROIXSuperbe et grande lithophanie représentant la descente de croix.D’une grande finesse, 29 x 16 cm.Pas de marque visible, mais certainement une production des ateliers : LITHOPHANIE FRANÇAISE vers 1840 Read More...