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18th C, CUT STEEL QUIZZING MAGNIYING GLASS C1750, FACETED AND POLISHED IN EXCELLENT COND.

LENS EXCELLENT WITH GOOD MAGNIFICATION, IMAGE CLEAR AND SHARP , NOTHING BROKEN , NO REPAIRS, ALL IN COMPLETE EXCELLENT CONDITION Read More...

Small size sextant – Cary, London. R.G.S. No 1.

A small size brass sextant of 6″ radius, the silver scale reading from 0 – 150, the arc engraved, ‘Cary, London. No 909 A, Royal Geographical Society. R.G.S. No 1’. In very nice condition throughout, the mahogany handle with brass lug for tripod attachment. The case measures 21 x 21 cms and has two fastening hooks and brass handle. Cracks to the lid and one to the base. Lock missing. The case holds a short telescope, a sighting scope, a long Read More...

~EXCELLENT ADVANCED STUDENT PETROGRAPHIC MICROSCOPE-SWIFT~

Well equipped with 99% golden lacquer, this advanced student petrographic microscope was seldomly used. Slight scuffs to the anodized bronze horseshoe base numbered  12237, with an unusual centering nosepiece by Thos. Armstrong No.346, Manchester and Liverpool. Mechanically and cosmetically wonderful with micrometer fine focussing to the double objective nosepiece, tight rack and pinion coarse adjustment, fully rotating 360 degree tound stage with micrometer, blued steel stage clips, swing out substage for polariser, perfect double sided mirror and a good Read More...

SOLD – Antique Ross-Zentmayer No. 1 Binocular Microscope in Brass by Ross London c1885

Offered for sale and a rare find – an Andrew Ross-Zentmayer No.1, serial number 5380 of immense size, with: – Jackson-Lister type limb design– Wenham binocular with mechanical draw-tubes– RMS objective fitment– diagonal-cut coarse focus rack– vernier screw/long lever fine focus – note: this action needs attention/repair– rotating mechanical stage with x/y controls to RHS– swinging sub-stage for oblique illumination– sub-stage dovetail recess for technical sub-stage fittings– large 3 inch plano-concave reflector with tarnishing mainly to plane side And overall, just Read More...

ADIE BOX SEXTANT

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

Exquisite Double-Frame Quintant by Troughton & Simms

Exquisite Double-Frame Quintant by Troughton & Simms c.1850 Presented here is a superb double-frame quintant by Troughton & Simms, the foremost English instrument makers of their era. This exceptional piece, engraved “Troughton & Simms, London” , exemplifies the pinnacle of 19th-century nautical craftsmanship. Designed by Edward Troughton, this instrument features a 140-degree arc, technically classifying it as a quintant. Crafted from solid brass—a material prized for its strength and precision—it represents the evolution of maritime navigation instruments. Double-frame sextants (or quintants) were far rarer than their single-frame counterparts due to their Read More...

BOX OF SAMPLES OF COMMODITIES & MINERALS ETC.

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

Marine telescope with case & stand – Dobson & Baker.

A 19th century two draw marine telescope signed, ‘Dobson & Baker, Chiswell St, London’.  There were several Dobsons working between 1822 – 1866. This was probably made as a display piece as there is a large engraving to the collar reading, ‘Improved Day or Night’. Fully extended the telescope measures 38″ (96 cm) and when closed 16″ (40 cm). Each end has a sliding protective cover. There is a spare eye-piece which gives powers of 12 and 18 x. In very nice condition Read More...

~RARE WATSON METALLURGICAL BINOCULAR MICROSCOPE~

Numbered 2591 and as described in the Watson company records as No. 2 binocular with swinging substage and bronze foot (11 and 10 GBP), this rare microscope is a one of a kind. Rarely used with 99.9% of it’s original golden lacquer, it features many accessories (twice as many as will fit in the case) for metallurgical and polarising work. Round rotating mechanical stage, swing out racked substage with a full range of brass objectives (8) ranging from 1/4 Read More...

TORTOISE SHELL FOLDING 4 LENS SPECTACLES EXCELLENT CONDITION

IN EXCELLENT CONDITION, ALL HINGES FIRM, LENSES NO POWER TINTED GREEN , NO SPLITS,  115 mm WIDE. I THINK  SEMI HARD LEATHER CASE IS ORIGINAL TO SPECTACLES Read More...

Collection of 19th century microscope slides

A collection of 58 Victorian histological microscope slides in their original case. 11 of the total measure 75 x 37mm (3″ x 1.5″), the remaining 47 slides measure 75 x 25mm (3″ x 1″). Six of the large slides are signed and dated by W. Davidson 1880 and are human tissue. The remainder of the collection are human and animal samples almost all with hand inscribed and initialled labels of the subject. The set is housed in the wooden Read More...

Neu-Vita Oculizer: Quack Sight Improver

A near-mint and boxed example of Lacy’s Neu-Vita Oculizer, a quack device the claimed to improve the vision of those who employed it. It was patented by Leonard Lacy in 1931 and was still in production in the1950s, as evidenced by this example’s instruction booklet having a 1954 date.   The Antikey Chop site notes: “When marketing the Oculizer, Lacy falsely claimed that regular massaging of the eyeballs with the Oculizer, for just a few minutes daily at dusk or dawn, a Read More...