Archives

Two Objects of Electrostatic Interest

1. Glass cylinder, one end with spike and the other a brass ball, set into wax, some losses. Glass cylinder has metal ends, one threaded, with holes either end possibly for introducing gas or evacuating air. 2. Very fragile and partly damaged metal foil covered paper in a roll, one end terminating with a glass rod, the other a brass rod. Marked in ink on handwritted small label ‘Electr. vlak 1820. Read More...

Chamberland Pasteur Filter

The Chamberland-Pasteur Filter was invent in 1884 by Charles Chamberland, and was used to remove bacteria from drinking water and to sterilise liquids. This example is marked on the lid ‘Sole Licensee and makers, Pasteur Chamberland Filter Co. 5, White Street Finsbury London. Tin box shows some losses to black paint and interior ‘modus operandi’ label is stained and discoloured. Read More...

F Bridges Phrenology Inkwell

A good, clean unrestored example of F Bridges phrenology inkwell, in good condition, marked and numbered for the sentiments. Noting very minor loss to tip of nose and and a faded marking for sentiment 16, conscientiousness. Read More...

Ceramic Phrenology Seal

A good example of a phrenology seal, the sentiments marked as numbers on the head with with description to base. In good overall condition noting minor restoration and discolouration of the nose. Read More...

SOLD – Small microscope in case, unusual stand. Pre RMS.

SOLD – A lacquered brass microscope with an unusual shaped base, the single pillar rising from the middle with a compass joint to the top allowing the user to tilt the microscope to the desired position. The monocular tube can be  raised and lowered via the rack wheel. It has a single sided mirror and a stage with fixed clips. The stage measuring just 53 mm x 41 mm. There are 3 pre RMS objectives but two are lacking their Read More...

FINELY CRAFTED RULE BY FRANCIS WATKINS

Quality Mathematics in the mid-18th Century, English, mid 18th century, signed “F. Watkins, London,” of thin brass 6-1/4″ x 1-3/4″ (16 x 4.5 cm) decorated both sides with running leaf tip design. The front has gently beveled edges, and is exquisitely engraved with a rectangular protractor (divided every half-degree) and with scales of equal parts with transversals for interpolation. The reverse has further chart scales, and complex scales for calculation (Cho, Lat, Sin, In Me, Tan, Hou, E P, Read More...

Astronomical Quadrant with Rackwork Motions

JONES’ IMPROVED ASTRONOMICAL QUADRANT, English, early 19th century, signed “W. & S. Jones, 30 Holborn, London.” This handsome lacquered brass instrument stands 10″ (25 cm) tall on its tabletop base with three leveling screws. The base has a circumferential degree scale, and is centered by a rotating disk which carries the instrument on central pillar, and which is fitted with crossed spirit levels, internal pinion and ring gears, and one-arcminute vernier. Atop the openwork pillar is mounted the 4-1/4″ Read More...

Belfast Customs telescope – Lee & Son.

A large single draw marine telescope, signed near the eyepiece, ‘Lee & Son, Belfast’. Also engraved ‘CUSTOMS’. It measures 20.5 inches when closed and 37 inches fully drawn. The brown tan leather covering to the barrel is in very good condition with the stitching intact. There is a dust slider to the eyepiece and a sun visor to the main lens. No dents, lenses are damage free. Nice & clear to look through. Read More...

A medley of trocars.

A medley of trocars. Happy to provide additional information and images of each.  Read More...

Thermopile on circular mahogany base ca 1890

  Thermopile on circular mahogany base with adjustment for angle and height, Height16 /40cm. Read More...

RARE ANTIQUE COPPER CORN MEASURE

SHIPPING BY FEDEX, DHL, DPD, ETC. FULLY TRACKED.  Contact Email:   michaelread060@gmail.com  Read More...

SOLD – Antique Watson & Son – The Analyst’s Wenham Binocular Microscope – c1880, Cased

Watson & Son The Analyst’s Microscope c1880 serial no. 952 Offered for sale is a very nice antique example of what appears to be an early example of Watson’s Jackson-pattern stand known as The Analyst’s microscope in anodised and lacquered brass – it dates to around 1880 based on its serial number 952, so it’s quite an early Watson pre-dating the introduction of Watson’s Edinburgh series of instruments.  It’s marked Watson & Son with their address at 313 High Holborn Read More...