Archives

Cased German silver dividers

An antique pair of cased German silver proportional dividers by Elliott Brothers of 449 The Strand, London, dating them to 1864-1886. Elliott Brothers was established in 1854 by Frederick and Charles Elliott, expanding from their father William Elliott’s mathematical instrument business. The “Elliott Bros London” marking indicates this dates to the 1864-1886 period when the company operated from 449 The Strand Proportional dividers were essential drafting instruments used for scaling drawings up or down while maintaining proportional accuracy, they feature graduated Read More...

DECAGONAL ACHROMATIC TELESCOPE BY NAIRNE & BLUNT

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

Single draw marine telescope – T. Harris & Son, Day or Night.

A very good single draw marine telescope, signed near the eye piece,’ T. Harris & Son, London. Day or Night’. Length: 20.5″ closed, 36″ fully drawn. Achromatic lens of just over 1.5″ diameter. No splits / cracks / dents. Very clear to look through. Sliding protective dust shields to both ends. With the engraving signature starting from eye piece so circa 1810. Read More...

A Set of Silver Coloured Metal Catheters with Cross -hatched Ebony handles.

A set of twelve silver coloured metal cathetera with ebony handles, with oil bottle. In original case, noting brass cartouche missing. Read More...

A Set of Portable Assay Scales by Oertling, London

A set of assay scales, for a travelling prospector, without weights. Condition is good noting minor staining to interior. Read More...

~GOOD WHEELER BINOCULAR MICROSCOPE~

Polished and re-laquered, this binocular microscope has it’s faults but is an outstanding example of Wheeler’s work. Standing 16 inches tall (19 inches fully racked up), the microscope is on a Ross-type claw foot base, large double sided articulating mirror, racked substage with wheel of stops below a condenser with a slot for an unknown accessory (selenite?). Mechanical square stage with odd stage clips (for 1/2 inch glass tubes-colourimetry??), fine focus on the nosepiece, prism intact, rack and pinion coarse Read More...

Two Small Letter Scales

Brass stamp box letter scale marked ‘Regd. 102604 ‘ measures up to 6 ounces, and a Sheldon spring letter scale marked ‘ John Sheldon’, weighs up to three ounces. Both in good condition Read More...

~WATSON MODEL H WITH UNUSUAL OPTIONS~

A fine (wear to stage and bronze legs) Edinburgh H model monocular microscope with unusual eyepiece and stage options. Standing 13 inches tall (16 inches fully racked), this microscope has 5 objectives ranging from 2 inch to 1/12, 3 eyepieces (two standard-6 and 10X together with a variable telescoping one-marked 10, 20, 30 to INF), coarse and fine adjustment, fully racked mechanical stage with bright steel stage clips, substage iris and Abbe condenser on rack and pinion and a 2 Read More...

Antique Pair of Top-hat Microscope Eyepieces ~6x Magnification 33.6 mm Dia Fitment

Offered for sale is a good clean pair of antique microscope top-hat eyepieces in brass – 6x magnification.  The eyepieces are of good period quality and are unbranded but will be by a good English maker. Details: – approx 6x magnification– 33.6mm diameter fit– 45mm depth of fit into optical tubes – suitable for Wenham binocular instruments Thanks for looking. Read More...

SOLD – Vintage W. Watson & Sons Ltd – Service Monocular Brass Microscope – c1938, Cased

Offered for sale we have a vintage original Service model microscope by W. Watson & Sons Limited of London.  This example dates to 1938 based on the sequential Watson production number of 65454 which is engraved onto the main tube.  There’s also the Watson guarantee/magnification card in the case which is increasingly hard to find with vintage Watsons and this confirms the exact date as 22nd March 1938.  This pre-war example is in all-original condition as far as I Read More...

Vintage W. Watson & Sons Ltd – Service Petrological Brass Microscope – c1933, Cased

Watson Service Petrological Microscope – No. 53875 – circa 1933  Offered for sale is a lovely collectable inter-war Service petrological microscope in lacquered brass finish by W. Watson & Sons Limited of London.  This example dates to 1933 based on the sequential Watson production number of 53875 which is engraved onto the main tube.  This inter-war example is in all-original condition as far as I can tell and has been well looked after by its former custodians, presenting a great Read More...

C1810 SMPLE HAND HELD MICROSCOPE IN ORIG. CASE , ALL IN EXCELLENT COND.

IMAGE IS SHARP AND CLEAR , LENS IS GOOD , IN VERY GOOD CONDITION, CASE CLOSES WELL WITH HEALTHY CLICK , A FINE QUALITY ITEM, BRASS MOUNTED Read More...