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Antique Compact Brass Microscope by George Mason of Glasgow – circa 1890, Cased

Offered for sale we have a nice rare example of an antique monocular brass microscope by Glasgow-based optical retailers and makers George Mason & Co, with this instrument dating to around the 1890 period or thereabouts.  This design of microscope also bears a trade mark emblem on the rear of the tripod.  It’s certainly possible that Mason bought in some components from other manufacturers of the time, as well as producing his own components and designs. The condition of this Read More...

TROUGHTON DOUBLE FRAME GOLD LACQUERED SEXTANT

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

Large Henry Crouch microscope (c.1880)

A complete and attractive antique Henry Crouch microscope, from England and dating circa 1880. This is one of the largest models manufactured by Crouch, in good condition and working order. The microscope includes an objective lens, an eyepiece, a live box, a polarizer, and an analyzer. Mirror has been replaced and is not original. The base of the microscope is made of solid and stable cast iron enamelled in black lacquer. It is connected to the upper section by Read More...

Negretti & Zambra microscope (c.1865)

Antique Negretti & Zambra monocular microscope, manufactured in London, England, circa 1865 and in good condition. This instrument, designed for professional use, comes with its original eyepiece and objective lens. The microscope is made entirely of brass. Mechanically, it functions perfectly and can be used to observe samples and prepared slides. On the back of the base, there is a complete inscription engraved with the name of the manufacturing company: Negretti & Zambra, 1 Hutton Garden, London, in elegant Read More...

“Iron” Microscope Powell & Lealand (c.1848)

This is an example based on the Lister frame, made by Powell & Lealand and retailed by Carpenter. It is known as the \\\”Student\\\” or \\\”Iron\\\” as the stem and frame are made of black iron. Although most of these examples only have coarse focusing, this one also has fine focusing. The focusing screw activates a pinion which acts on a rack which is built inside the body tube itself. Ross and, especially, Dancer, used the same focusing system Read More...

Botanical microscope.

Simple botanical microscope with circular stage and 3 stack lenses. The case measures 11 x 7 cm. Read More...

Equinoctial Compass Sundial in case – T. W. Watson.

The chapter ring measures 2.5″ ( 6.5 cm ) across, the dial is signed, \’T. B. Watson & Son, 4 Pall Mall,London’. With bubble levels and folding latitude and gnomon bars.There are three levelling screws. Contained in original moroccan case with almanac chart. Thomas William Watson began  c.1876, and his brother, Arthur, joined c.1884 to form Watson Brothers. Read More...

ONE PINT COPPER IRISH MEASURE BY NEWMAN

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

A rare 18th-century microscope magnification slider with five magnifications in complete condition.

This is a rare 18th-century microscope with a magnification slider offering five distinct levels of magnification, and it is in excellent condition. While it could have functioned autonomously, however, the presence of the rail with the stops suggests it may have been part of a larger instrument. There are limited options for the maker of this instrument, as only a few manufacturers utilize such sliders. I’ll leave further research to more knowledgeable experts. Please also note the provided dimensions. Read More...

Three draw telescope – H. Kenyon.

A three draw brass telescope; the first draw engraved, ‘H. Kenyon successor to J. Smith’. Also engraved, ‘Miss Janet Soulby’ (presumably the owner). The telescope measures 5.5″ when closed and 15.25 when fully drawn with a main lens of 28mm. Damage free, it gives excellent clear views. Henry Kenyon worked from 1839 – 1841. Read More...

SOLD – Equinoctial Compass Sundial in case – Watson & Son.

SOLD – The chapter ring measures 2.5″ ( 6.5 cm ) across, the dial is signed, ‘Watson & Son. 318 High Holborn, London’. With bubble levels folding latitude and gnomon bars and three levelling screws. Contained in original moroccan case with almanac chart. Read More...

Proportional dividers in case by Stanley.

Nickel silver, 6 inches in length. In original padded case. Read More...