Featured Items See All Featured Telescope by James Pettit F.R.A.S. dated 1844 £1800 View details Featured ANTIQUE SHAGREEN GALUCHAT CASE FOLDING SPECTACLES TORTOISE SHELL RIMS, C1750 FOR SALE £3800 View details Featured Stunning prize copy: Hogg on the Microscope – William Thomson (Lord Kelvin) signature £850 View details Featured Ultra rare Jesse Ramsden autograph note: payday, 25th February 1786 £1,500 View details Latest Items See All Circa 1880s Electro-Mechanical Weight- Driven Double Drum Astronomical Recording Chronograph Inquire View details FINE BIMETALLIC THERMOMETER WITH ROYAL PRESENTATION $6500. View details MICHELL’S PATENT VISCOMETER $295. View details Large Ross No1 microscope re-fitted by Powell & Lealand. £17,000. View details A Silver birth stork scissors € 175 View details Microscope eyepieces by Ross of London £150 View details ~A GOOD POTAIN’S ASPIRATOR SET-S.MAW, SON and THOMPSON~ $295 USD (225 GBP) View details ~RARE AND FINE AUSTRIAN? FOUR INCH MINER’S COMPASS~ $975 USD ( 800 Euros, 700 GBP) View details Italian Leeches Jar, hand painted with frogs Euro 3.900 View details Beautiful 18th Century Italian Venetian Telescope 600 euro View details A large brass half circle theodolite in case – Troughton & Simms. £750 View details PRECISION CALIPERS FROM STUTTGART $1495. View details WEIGHT-LESS SELF-INDICATING DUCAT SCALE OUTFIT, $1950. View details Marine telescope – George Vritch, Birmingham. £260 View details Model & diagram of the North American Aviation, Trisonic Wind Tunnel, El Segundo, CA. £485 View details Good early 20th Century Italian voltaic pile. 1000 euro View details Late 19th century Winter type Electrostatic machine 600 euro View details Southey’s Perforated Tubes with Steel Adjustable Trocar $125.00 View details WWI era Woolwich pattern 26″ beam compass. £650 View details Germany 1930 medical infrared headlamp. € 95.- View details Late Victorian Long Range Glycerine Barometer by Negretti & Zambra of London £1750.00 View details Circa 1865 Frank K. James & Co. Engineers London Vertical Oscillating Cylinder Sail Stitchers Steam Engine Inquire View details Circa 1885 Rare 3 Cylinder Compound Vertical Surface Condensing Mill Engine Model Inquire View details Sold Rare and Beautiful first half of19th century Italian drafting set POA View details Beautiful rare French early 19th century mahogany box. 600 euro View details Sold A big and rare English early 19th century sector signed: sold View details 18th Century Unsigned Plane Table rule of Standard Form £340 View details Ivory Rope Chain Gauge Measure Quill Pen Cutter Paper Scraper Eraser Rodgers Antique £120 View details Oak Admiral Fitzroy Barometer £425 View details Oak Royal Polytechnic Fitzroy Barometer by Jos. Davis London £750 View details Mid Eighteenth Century perpetual Calendar by Henning of Nuremberg £3000.00 View details Circa 1880 Queen & Co Philadelphia Electrostatic Leyden Jar $400 View details
