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RARE MINIATURE TRANSIT THEODOLITE BY LOUIS PASCHAL CASELLA.

SHIPPING BY FEDEX, UPS, PARCEL FORCE, ETC. FULLY TRACKED.  Contact, Email:  [email protected] Read More...

Early Wooden Telescopes, in Unusual Sizes

SMALL POCKET TELESCOPE, English, early to mid-18th century. SOLD IMPRESSIVELY LARGE EXAMPLE OF THE LIGNUM TELESCOPE, English, c. early to mid-18th century, measuring 9″ (23 cm) overall of beautiful lignum vitae with brass end caps with dust slides (the brass now dark brown). The telescope separates in the middle for focusing. The eye lens is plano-concave with ground periphery, and gives fine erect images, small but of moderate magnification. Condition is excellent. Over the years we have had several English Read More...

The Dollonds’ Remarkable Split-Image Telescope

“DESCRIPTION DE LA LUNETTE ACHROMATIQUE, AVEC LE MICROMETRE OBJECTIF ACHROMATIQUE DIVISE, FAITS PAR PIERRE ET JEAN DOLLOND, OPTICIENS DE SA MAJESTE, DANS LE CIMITIERE DE ST. PAUL, A LONDRES,” English, c. 1775, being a rare example of the separately published 20 page booklet describing Peter and John (II) Dollond’s refractor with its micrometric split-objective, that being a triplet achromat of 3-1/2 feet focal length. The large fold-out plate shows the instrument with its fine stand, long control rods, extra Read More...

FINE CARY DOUGLAS REFLECTING PROTRACTOR

SHIPPING BY FEDEX, DPD, UPS, ETC. FULLY TRACKED.   Contact Email:   [email protected] Read More...

A Silver 18th century, pair of Spectacles with extending arms.

These spectacles with their original leather case – are in great condition. There is no Hallmark – although they are certainly silver. The green lenses are in good condition too. `The arms slide well . Read More...

6 x Silver Toothpicks.

3 x earlier Toothpicks have various coloured stones in their end. 4 x have sliding mechanisms. 2 x have twist mechanisms.   Read More...

FINE PAIR OF VICTORIAN PLANISPHERES

The Earth viewed from above the North and South Atlantic, English, c. mid-19th century, the 3-1/2″ (9 cm) diameter disks inked very finely in manuscript, with full hand-coloring to the land. They are mounted to fine pressed paper mats showing beautiful floral patterns, backed by wood panels, and set behind ripply glass in ebony frames with geometric ridging, each frame 10-3/4″ x 13″ (27 x 33 cm) overall. Condition is excellent throughout. The projections of the earth are centered Read More...

EDWARD MASSEY TOWING LOG

SHIPPING BY FEDEX, UPS, DPD, ETC. FULLY TRACKED.  Contact Email:  [email protected] Read More...

Signed Reynolds & Fowler Microscope. Late 1800’s.

Signed Reynolds & Fowler Microscope.   No case or accessories come with this microscope other than what is on microscope.   Microscope is signed on body tube: “Harvey Reynolds & Fowler Leeds”.  It has a mechanical stage that moves in X-Y direction.   The Y direction works well, but the X direction only moves a small amount. Coarse focusing works well, although there are two screws missing, which will be shown in one of the images, which causes the body and rack Read More...

Beck “Star” Microscope C. 1883

Beck “Star” Microscope C. 1883.   No case or accessories come with this microscope.  It is serial numbered 12560 which places the date of manufacture at about 1883.  The objective is marked “W.R. Prior and Co London Bot Dept Q.M.C 2/3 N.A. .28”.  The double-sided mirror is in good condition and is mounted on an arm that swings left and right.   One of the stage clips is not original to the microscope.  Fine focusing works and coarse focusing is accomplished Read More...

SOLD – Antique J. Swift & Son Brass Microscope with Polarising Hardware – c1890, Cased

Offered for sale is a collectable example of an antique monocular polarising brass microscope by quality makers J Swift & Son of London.   The instrument isn’t numbered but it does bear the details of its maker J Swift & Son and their then address at 81 Tottenham Court Road, London, along with the Swift trademark stamping on the rear of the instrument.  This example will most likely date to around sometime in the early 1890s – certainly post 1884 Read More...

SOLD – Large Antique Brass Monocular Microscope by Geo Mason & Co. Glasgow c1888, Cased

Offered for sale is a collectable example of a large antique monocular brass microscope that’s marked Mason & Co of 180-186 Sauchiehall Street, Glasgow.   It’s in good condition and a usable instrument that’s currently set up for low and medium power work and it also makes a stunning and imposing display piece as I hope the listing photos demonstrate. It’s got a very interesting original provenance as it was gifted to a Doctor James Kirkland by his ambulance class Read More...