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~FABULOUS MINER’S COMPASS-DAVIS, DERBY~

Fabulous original condition, silvered dial engine divided into 32 hours with additional 8 cardinal points in 4 hour time divisions (each hour being 11.5 degrees). Signed J. Davis, Derby in flowing script. Original glass. Mahogany case with square hinges and both L-shaped hooks intact. Locking tab for the compass needle with domed brass ring. 13 x 13 x 2 cm. (6 x 6 x 1 inch). John Davis (VII) worked at 3 addresses in Derby during his long career (1828-1872).  Read More...

FINE IRISH MINIATURE SEXTANT BY JAMES LYNCH & SON. DUBLIN.

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

Batten’s sphygmometer in its original case

Batten’s sphygmometer in its original case and in excellent mechanical/cosmetic condition.This small instrument (only 2.75″ in length!) is a rarity. It is not in the Naqvi and Blaufox book on on BP measurement but since acquiring it we’ve been able to find a catalog listing (see last image) and an article,published in 1892 , in which Batten introduced it to the British medical community–see link that follows. While it superficially resembles Cruise’s sphygmometer, it was introduced 16 years earlier. Read More...

Celestial Globe, Star Finder – H.Hughes & Son, London, ca. 1920

Making position by observation of stars is done at twilight. With partly cloudy skies it can be difficult to find the right stars. This star globe helps with it. In the lid of the box there is a paper label with instructions for use.   This globe is in the original box from the early 20th century with recessed clasps. Box and globe are both signed H.Hughes & Son. Later globes are mostly made by Kelvin and Hughes and do not Read More...

Very rare and early 8-day Chronometer – Parkinson & Frodsham, ca. 1820

Marine chronometer of Parkinson & Frodsham with rare display in original mahogany box with key and brass mountings. Bone plate 355 numbered. Gimbal suspension, brass case, spring detent chronometer with helical hairspring. Signed and numbered 355. Original dial with rare rotating power reserve indicator for 8 days of power. Blued steel hands, large seconds indicator. Chronometers by the important London manufacturer Parkinson & Frodsham are very rare and sought-after collectors’items. Date: ca. 1820HWL box: 17x17x17 cmD chronometer: 10 cmSigned: Parkinson Read More...

~RARE AND FINE COMBINATION BAROMETER AND COMPASS-SIDDALL~

A rare combination pocket barometer and compass by J.D. Siddall, the Cross (Bridge Street), Chester c.1880. Measuring 2 inches (5cm.) in diameter, this gilt brass compendium has seen little use. The fully compensating barometer with silvered dial measures barometric pressure from 23-31 inches and altitude from 0-8000 feet (ballooning?). The needle has been set for 300 feet and responds well when bag tested. Suspension loop and bevelled glass. On the reverse is a 2 inch compass with locking tab/bar and jewelled Read More...

Four C1880 Monaural Stethoscopes

We are offering four C1880 monaural stethoscopes, all of which are likely British or Irish in origin. They are identified in the first listing image.Happy to provide additional images or documentation 1) The Walsh is made of fir with a Vulcanite or Celluloid earpiece Height=7″.  No condition issues: $295.00. 2 The Burrows is made of cedar with a bone earpiece.  Height=7″. No condition issues: $695.00, 3) The Stokes is ebonized wood throughout. Height=6″ No condition issues: $295.00. 4) The Bliss is ebonized wood Read More...

Victorian apothecary or medicine chest

Victorian apothecary or medicine chest with lots of bottles and acesoires,see the detail pictures including the original fitting key.Only if the front doors are opened can you open the secret compartment at the back of the locker to access the important and dangerous medicines.Dimensions 30 X 20 X 26 cm will be very well packaged and sent by registered post. Read More...

POCKET or BOX SEXTANT

Leather case in good condition. dark filter on the telescope  Read More...

BOOKS ON OLD CAMERAS.

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

Eye Quackery: Neu-Vita Oculizer in Original Box w. Lid

The Neu Vita Oculizer was introduced early in the last century for ocular massage in the home . While ocular massage has a long therapeutic history, and many advocates, the oculizer , does not appear to have been held in high regard by the medical community as a device that offered much, if any, benfit in improving vision. This said the company, Neu Vita Eye Institute in London, produced the device from the late 1920s through at least part Read More...

MR NELSONS MICROSCOPE APLANATIC BULLSEYE CONDENSER

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