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SILVER SPECTACLES

Extending sides.  Nice hinges. Read More...

Unique silver presentation slide rule to Master Ship Builder Dhunjeebhoy Rustomjee, 1840

Truly unique, a one-off, solid silver presentation slide rule signed in script, ‘ Presented to Dhunjeebhoy Rustomjee Esq’r, Master Builder in the Service of the Calcutta Docking Company in testimony of his high merit in building our Ship FRAMJEE COWASJEE of 950 Tons burthen, launched this day the 11th of November 1840 from Kidderpore Dock Yard.   RUSTOMJEE COWASJEE & Co. ‘. Measuring 12 inches in length and folding out to 24″ with brass hinge and tips to the ends, various Read More...

Case of an early form Edmund Culpeper microscope, ca. 1725

For those who are interested but still need to be told about Edmund Culpeper and his microscopes, see:  https://micro.magnet.fsu.edu/primer/museum/culpeper.html Read More...

~FINE, UNSIGNED GOULD/CARY SIMPLE/COMPOUND MICROSCOPE~

Standing 10 inches (25 cm.) tall on the case lid, this fine simple/compound microscope has seen little use in it’s 200 year history. Well preserved right down to the brush, pin probe and what appears to be the first multitool (for tightening screws and stem?). The instrument has ALL original golden lacquer intact and boasts three (3) stackable objectives, live box, B/W disc, stage and hand held forceps and 3 matching wooden sample sliders (two transparent, 1 opaque-all samples intact). Read More...

1862 London International Exhibition Prize Medal for Carl Ranch Chronometer Maker

For sale, the 1862 London International Exhibition bronze prize medal for the Danish Chronometer maker, Carl Ranch of Copenhagen. This superbly executed medal was awarded and individually engraved to each of the 1862 Exhibitors that were bestowed with a prize for their efforts. Struck entirely from bronze, the obverse face shows Britannia seated with shield to her side and a sleeping lion at her feet. She is surrounded by six women each individually representing Industry, Agriculture and The Arts. The rim Read More...

small surveying level – Franks, Deansgate, Manchester.

A lacquered brass surveying level measuring 10.5″ long. The telescope has rack and pinion focussing and is signed, ‘Franks, Optician, Deansgate, Manchester’, and on the lower platform, ‘No 91’. The instrument comes to focus giving a good, clean inverted image. There is no damage but there is some rubbing to the lacquer in places. Lacking the hairs for the cross sights. The case has replaced wooden inserts.   Probably Aubrey Franks who originally traded from 95 Deansgate, then had premises at the end Read More...

EXCEPTIONAL 18TH CENTURY BONE OPTICAL COMPENDIUM

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

SOLD – Folding standard yard in case – W & T Avery.

SOLD – A rare folding Standard Yard, finished in lacquered brass, engraved on one side in inches to 3 feet, 1/16th inch, 1/12th inch and also to 1/100th of an inch. The reverse side engraved from 1/16th, 1/8th, 1/4 yd, 3/8, 1/2 yd, 5/8, 3/4 yd, 7/8, 1 yd. Also engraved, ‘W & T. Avery Ltd, London’ and, ‘Corporation of Preston’ along with various official stamp marks for the Exchequer. Contained is a felt lined mahogany case with brass cartouche. Read More...

A FINE EARLY 19TH CENTURY TWO DAY MARINE CHRONOMETER BY LITHERLAND AND DAVIS, LIVERPOOL

A small early 19th century 2-day chronometer in the original mahogany and brass bound case. The 4″ dial is signed and numbered along with the ivory plaque on the case and the inside of the bowl case. Defra Ivory registration number 3X83MSYL   Litherland and Davis were fine makers of Marine chronometers and this small example has been cleaned to the highest standard. Circa 1830 Read More...

~UNUSUAL EIGHT DRAW POCKET TELESCOPE-HARRIS~

An unusually stout, eight draw pocket refracting telescope by William Harris of 47 Holborn Street c.1810. OG measuring 1 3/4 inches in diameter, 5 1/2 inches closed and 29 inches open. Wonderful script signature on the first draw, “Wm. Harris’s, Improv’d Pocket Telescope, 47 Holborn, LONDON”, the optics are clear and sharp although itt has had one hard knock in it’s 200 year lifetime resulting in 3 edge chips of the OG (outside of the focal plane) and a slight Read More...

A single arm protractor by Heath, Plymouth.

A six inch single arm brass protractor engraved to the arm, ‘Heath, Plymouth’, with vernier scale and sprung steel pointer. In mahogany case, 21 x 17 cms . Read More...

A large 8 inch single arm protractor – C.T. Cooper.

An unusually large 8″ single arm protractor engraved on the arm, ‘C.T Cooper, 86 Gt Dover St, London’, with vernier scale and locking thumb wheel in a felt lined mahogany case. Read More...