UK and Ireland Archives - Page 11 of 97

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A very good example of Dudgeon’s sphygmograph in excellent cosmetic and mechanical condition. The clockwork mechanism works well. The interior of the case show some wear. The silk lining of the interior of the lid is frayed resulting in the maker’s name being illegible. Probably made in England. Case dimensions”: (closed): 53 mm x 70 mm x 70 mm. The last image is from an illustration in The sphygmograph : its history and use as an aid to diagnosis Read More...

01 Apr

DOLLOND UNIVERSAL EQUINOCTIAL SUN-DIAL

By MikeRead

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SHIPPING BY FEDEX, UPS, DPD, ETC. FULLY TRACKED. Contact Email: [email protected] PLEASE SEE MY OTHER PORTABLE SUNDIALS STILL AVAILABLE Read More...

29 Mar

ARTIFICIAL HORIZON, CARY PORTER. LONDON

By MikeRead

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

28 Mar

Dunn’s Model Eye, and Perrin’s Phantom Eye

By Fletcher

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1. A good but unsigned example of Dunn’s Model Eye in original case. The model eye has rotating variable aperture with three positions, 5mm, 8mm and 1 cm. Each of the 23 eye conditions are stamped on the rear. Condition is good noting minor scuffing to edges of retinae. £400 2. Perrin invented this phantom eye in 1866. Containg three lenses corresponding to a hypermetropic, astigmatic and emmetropic eye. There is a shutter at the back of the ball, in which Read More...

26 Mar

Very large binocular microscope in case with accessories.

By Scientific Inspirations

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A substantial lacquered brass microscope, unsigned but almost certainly by Ross, the microscope foot finely engraved with the previous owners initials in a circular cartouche ‘J.B.R’, the cartouche design replicated on the objective canister lids. The microscope stand is a large ‘Y’ shaped base with a ‘machine finish’ below the golden lacquer, with 2 large uprights supporting the main microscope body on large trunnions, large (84mm diameter) articulated plano-concave mirror on sliding collar, octagonal substage collar mount with X-Y screw Read More...

22 Mar

Chrondrometer (grain scale) by J. Long, Eastcheap, London.

By Scientific Inspirations

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Brass scale chondrometer with steel arm, brass bucket and stand. Used for measuring corn, barley, seeds etc. The brass arm is engraved, ‘J. Long, Eastcheap, London’. The sliding scale weight engraved ‘LBS per Bushel’. One fastener missing from case. Read More...

20 Mar

SOLD – Antique J. Swift & Son Histological & Physiological Microscope with Roller-stage – c1900, Cased

By Arcboutant Scientific

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Offered for sale is a collectable example of an antique monocular brass microscope by quality makers J Swift & Son of London termed the Histological & Physiological model. See copy of a 1906 advert for this exact model in the listing photos. The instrument is numbered 10473 on the underside of the tripod and this model was specifically designed to meet the needs of medical students and students undertaking general biological investigations. This example will most likely date to Read More...

19 Mar

Standard Gauging Scale For Cylindrical Measures by De Grave Short & Fanner

By Hatchwell Antiques

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A late 19th century four fold boxwood and brass Standard Gauging Scale For Cylindrical Measures by De Grave Short & Fanner of London. The front of the gauge is marked: DIAMETER and is subdivide 0-10-20-30-40-50-60-70. The reverse is marked DEPTH, with the scale subdivided 0-10-20-30-40. Length folded: 16.5 cm. Length unfolded: 61 cm. De Grave of London was established in the 18th century, circa 1767, by Charles De Grave and produced weights, scales and measures. From 1817 to 1844 the business was known as De Read More...

17 Mar

THE GUNTER “RECONNAISSANCE PROTRACTOR”

By TESSERACT

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With a Myriad of Scales for Chart and Map Making, English, c. early 20th century, stamped with the signature of Edward Gunter, Lt. Col., registered #270665. The 6″ (15 cm) long boxwood rule has beveled edges to the front, and is stamped both sides with a wealth of scales and equations for chart and map making, especially in surveying. Included are a rectangular protractor, linear reduction scales including with transversals, numerous map conversions including “Normal Scale of Slopes for Read More...

17 Mar

EXQUISITE MONOCULAR OF THE HIGHEST QUALITY

By TESSERACT

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Iridescent Elegance in “ye King’s Royal Patent” English, mid-18th century, signed “Ribright Optician Fecit London” and “By ye King’s Royal Patent,” and numbered “557.” Of cylindrical shape, 4-1/8″ (10.5 cm) long (closed), the instrument is made of silver, beautifully hand engraved with patterns of foliage, and inset with 24 hand engraved shaped lozenges of iridescent greenish mother-of-pearl. The ends are set with lenses (stopped down to 5/16″ diameter and equipped with dust slides) forming a Galilean monocular system giving Read More...

17 Mar

Trephine neurosurgery set – Gardner, Edinburgh.

By Scientific Inspirations

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A fine scottish trephine neurology set circa 1860. Very nice condition, no cracks etc. In fitted leather case with two fastening hooks ( 22 x 13 cms ). Read More...

15 Mar

SOLD – Binocular Microscope & case, J. B. Dancer

By Scientific Inspirations

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SOLD – A binocular / monocular microscope dated 1861 and signed in script, ‘J. B. Dancer Optician, Manchester, No.310′ and to the binocular body tube Registered June 27th 1861 No.4380’. The tripod foot has 2 columns terminating in trunnions to the limb, with a large plano-concave mirror on a sliding collar, mechanical stage with X-Y control bayonet fitting to underside of stage, with rack and pinion course focus, with interchangeable binocular/monocular body tubes, the binocular tubes with Dancer’s own design Read More...