Late Eighteenth Century Mahogany Stick Barometer by Gilbert London black glass artifical horizon Regarding the company itself

Regarding the company itself

Note: This busy and somewhat confusing period of the Gilbert family history is ripe for more interrogation

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

The case also contains a further trade label to the Victorian London instrument makers

Late Eighteenth Century Mahogany Stick Barometer by Gilbert London black glass artifical horizon Regarding the company itselfFor 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