Archives

~VERY FINE SWIFT BACTERIOLOGICAL MONOCULAR-TRAVIS STAGE~

Standing 16 inches tall (fully racked with graduated tube extended) and 11 inches racked down, this bacteriological model has seen little use. 99% golden lacquer and anodized brass, this model features the Patented Travis roller stage sliding on grooves in the stage with measuring grid at the terminus. Mechanically and optically perfect with 3 oculars and 2 objectives ( 2 inch and 2/3 inch in canisters). Wonderful Abbe-type substage with iris for light control from the perfect double sided Read More...

A Decorative Example of Storer’s Patent Perpetual Parlour Fountain

An unusual eample of Storer’s patent perpetual fountain in plated metal, Marked in the centre ‘Storer’s Patent.’ J. Storer patented the fountain 7 February 1876, and it is based on Hero’s fountain invented in 1st century by Hero of Alexandria. It is in good condition but missing the top bowl to catch the water as it sprays out. See Christies Auction 27/11/1997 sold for £2990, and Bonhams Auction 30/4/2013 sold for £2500 Read More...

A Simple Microtome by Lizars, Glasgow

A nineteenth century simple brass lacquered microtome by Lizars, Glasgow. I good condition, noting considerable spotting to the lacquer. Some original wax in the chamber. Read More...

The Transparent Solar System

A single card sheet from Reynold’s Astronomical Diagrams. The transparent solar system displaying the planets with their orbits, as known at the present day. Published by James Reynolds, 174 Strand london. Translucent paper backing when held up to the light. Condition Fair. Some losses to corners and a small tear at the top. Read More...

SOLD – Antique No. 1 Binocular Microscope by John Benjamin Dancer, Manchester – c1865, Cased

Offered for sale is a collectable example of a mid to large size antique binocular brass microscope by quality English makers John Benjamin Dancer of Manchester.   The instrument is numbered 350 and bears the details of its makers and serial number on the instrument foot.  It looks to me to be a very nice example of a Dancer Best No. 1 binocular and is in pretty remarkable condition considering its age at around 160 years.  There’s also a b&w Read More...

Gregorian library telescope signed “George Sterrop Maker”, 18th Century

Gregorian (reflecting) brass library telescope with screwable tripod, signed “George Sterrop Maker”.  London, 18th Century.     For more info and/or photos don’t hesitate to contact me.  Read More...

Flower Microscope

Single lens    Ebony handle    good working order  Read More...

~GOOD ROSS ECLIPSE MONOCULAR-COMPLETE~

With the exception of some sticky residue on the top of the base, this instrument is in amazing condition for it’s 150 year old age. Standing 11 inches tall (14 inches fully racked), the bright golden lacquer is 95% intact.  Having an unusual factory stage insert (for opaque/mineralogical? work), the stage clips are extra deep to accomodate this blank insert sitting atop the the original with Abbe-type substage with iris. Flawless operation of all components. Perfect double sided mirror, fine Read More...

Weighing Coins by Michael Crawforth

The only book available on ‘English folding Coin balances of the 18th and 19th Centuries’ I have 200 copies of this book so priced at give away £5 each, with discount for multiple copies. Published by Cape Horn Trading Company Ltd. in 1979. Read More...

PACKING AN ASTRONOMICAL INSTRUMENT: WOMEN TAKE CHARGE

EPPS, James (1773–1839) Autograph letter signed, to John Lee (1783–1866), giving details of the packing up of an astronomical instrument to be sent to the Cape, 9 July 1839 3pp., bifolium; 188 x 231mm (folded) A highly unusual and digressive letter, from James Epps assistant astronomer to John Lee, giving details of how to pack an instrument to be sent to the Cape of Good Hope, a matter in which Epps’ wife has the final say. Epps was a self-taught astronomer, who became Read More...

Neptune observed by its discoverer, Cambridge Observatory MSS

COUCH ADAMS, John; GRAHAM, Andrew [University of Cambridge Observatory], a small archive of original manuscript observations from the University of Cambridge Observatory, 1866-1867 Various paginations; three sets of observations Very good condition, with only minor age-toning to the paper Including observations of stellar occultation, the diameter of the Sun and Jupiter, and the position of various planets, notably including Neptune, of which Adams was co-discover in 1846. Another set of observations of a comet uses the famous Northumberland Equatorial telescope, which is Read More...

OBSERVING THE FIRST ‘NEW’ PLANET SINCE THE DAWN OF HUMANITY

GOODRICKE, John (1764–1786) Autograph letter signed, to to Nathaniel Pigott, ‘M[inster]. Yard’, [York] (18 December [1782]) 2pp., bifolium; 159 x 200mm (open). A delightful letter by the young astronomer John Goodricke, instructing the father of his close collaborator Edward Pigott on the observation of the newly discovered ‘Georgian Star’, i.e. Uranus. Through 1781 the astronomical world had debated the nature of William Herschel’s newly observed ‘comet’ – or could it be a new planet? (Herschel even speculated that it might be ‘a Read More...