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19 Oct

Cary-Could type microscope ca 1850

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Cary-Could type microscope ca 1850 In a fine mahogany case with all its accessories and the original matching key 19 X15 X4 cm  Read More...
18 Oct

Standard inch by W & T Avery

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A 1920’s cased standard inch by W & T Avery Ltd London, made for the County Borough of Preston. Indenture number: 3861. Portcullis date marks for 1926, 1935, 1946 and 1956. Royal ciphers: G V R, G VI R and E II R. Case dimensions: 5 x 5 x 2 cm.   For more information on the marks of standard weights and measure see: Marks and marking of weights and measures of the British Isles. Carl Ricketts, 1996. Read More...
18 Oct

~RARE AND FINE GEORGIAN ARTIFICIAL HORIZON~

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Museum quality Georgian era artificial horizon in ovoid mahogany case with mercury filler funnel and bubble level. 3 1/2 inch (8 cm.) diameter brass backed, frosted? glass with red painted edge (some paint loss chips) sitting atop 3 adjustable legs in tripod format with additional screw to act as a stopper once the hollow area is filled with mercury via the pewter funnel. Ingenious yet somewhat fiddly, it would be a two man job to fill the glass reservoir since this Read More...
17 Oct

Three draw telescope – Dormer, London.

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A three draw brass telescope with a mahogany body, signed in flowing script, ‘Dormer, London’. It measures 7.5″ long when closed and 23″ fully open with a main lens of 1.25″. In excellent working order and damage free (no cracks, chips etc). In carboard case (slightly distressed). I cannot find any information on Dormer and the name is not listed in Gloria Clifton’s Directory. The telescope would appear to be early 19th century as the signature runs from left to right (away Read More...
16 Oct

Early 20th century telescopic hearing aid

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Telescopic ear trumpet hearing aid of plastic. A similar one is held in the collection of the science museum group and is fabricated by Eschmann Bros. and Walsh, 1901-1950. Length: 35 cm. Read More...
14 Oct

~VERY GOOD, LARGE, SIMPLE MICROSCOPE-JEWELED BEETLE~

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A large Victorian simple microscope-bug viewer, insectoscope with fully rotateable jewelled beetle (perfect mount) in brass and glass container with adjustable, threaded eyepiece. Standing 8 cm. tall with a diameter of 4.5 cm. Bright brass with imperfections visible in glass. All original, perfect optics and the specimen is fully intact. Fine knurling of the brasswork. Glass insert in base for light entry. 2-3X magnification. No case but a fine Victorian novelty. Read More...
12 Oct

VERY LARGE LOUIS PASCHAL CASELLA Y-LEVEL.

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

Small magnifyer for measuring microscope slide samples.

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A small hand held instrument which would appear to be for measuring microscope slide samples or similar. The tube body is just 25 mm long and has an adjustable eye-piece lens (signed ‘C. Baker, London’). It focusses via the eye-piece which can be turned inwards or outwards on its fine thread. The other end holds a small glass in a cell which has fine etched gratings; one reads to 1/10 mm and the other cell reads 1/100. The small nickel Read More...
12 Oct

GALLERY OR LIBRARY GLASS’S

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

~FINE HUGHES ARTIFICIAL HORIZON-AS NEW~

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A fine black glass 5 x 5 inch artifical horizon with twin bubble levels by Hughes c. 1870. Unused and perfect in every respect, this instrument of navigation was essential when a horizon could not be ascertained due to inclement weather. A pleasing combination of bright and anodised brass, it has three leveling screws to ensure that both right angled bubble levels were centered. Black glass to accommodate/facilitate mercury within a bright brass framework.  The mahogany case is near perfect with Read More...
08 Oct

~FINE GEORGIAN GREEN CARD PRISMATIC COMPASS by SCHMALCALDER~

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A fine and rarely used, patented green card prismatic compass by Schmalcalder in it’s original leather case c.1812. War issue, serial number 765B (on lid and instrument), this instrument is complete, functional and near perfect. The one to own for the compass collector or connoisseur of war memorabilia, this 7 cm. round compass has features not seen on later models. Signed “Schmalcalder’s PATENT,  82, Strand, London” in flowing script, the green paper card unlocks and floats flawlessly on it’s pivot Read More...
07 Oct

Memorial by the late Mr. James Taylor. Presented to the Select Committee of the House of commons on Steamboats &c.

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Memorial by the late Mr. James Taylor, of Cumnock, Ayrshire; Presented to the Select Committee of the House of commons on Steamboats, &c., Through the Right Hon. Sir Henry Parnell, Bart., on the subject of propelling vessels by steam power. Dated April, 1824. Second edition, with original correspondence sustaining Mr. Taylor’s claims. Provenance: Stevenson family by descent. (Scottish family of Engineers and lighthouse builders).    Height: 26.5 cm. Width: 22 cm.   See: The Scottish Nation Or the Surnames, Families, Literature, Honours and Biographical History of The People of Read More...
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