From my Barometer collection: Here we have an Antique, F. NEWCASTLE-ON-TYNE, ENGLAND, Gentleman’s Gilt Brass Compensated Aneroid Pocket Barometer Altimeter. Robson & Co, established their company at 46 Dean St. They were well known Opticians and mathematical instrument makers who manufactured optical and miscellaneous instruments, including Barometers. They operated until approx. [...]