Late Eighteenth Century Mahogany Stick Barometer by Gilbert London black glass artifical horizon For sale a superb Victorian

For sale a superb Victorian aneroid wall barometer with ebonised wooden case by Dollond of London

John Gilbert (II) is also one of the few London makers that also had a contract arrangement with the Dollonds’ for selling their patented achromatic lenses and this was certainly the case by 1764

83 Fleet St

Unless further evidence comes to light

effectively leading to the birth of the Admiral Fitzroy’s Storm Barometer

Late Eighteenth Century Mahogany Stick Barometer by Gilbert London black glass artifical horizon For sale a superb VictorianFor sale, a Late Eighteenth Century Mahogany Stick Barometer by Gilbert of London. A simply designed yet beautifully robust example comprised of a solid mahogany backboard with domed top and base. The inset bone scale plate is engraved with weather indications to the left and and a scale to the right measuring 27 to 31 inches of barometric pressure with a sliding Vernier incorporated for fine measurement. The head of the scale is simply engraved with