Victorian Cased Aneroid Barometer to TS & JD Negus of New York 1862 International Exhibition Medal for sale This interesting piece contains a

This interesting piece contains a Pearson’s B1 Fire Detector incorporated onto an ebonised wooden base and suspended by means of four metal pillars

the barometer is provided with a large and robust

the Bate company had been dissolved but two of Bate’s workshop employees

What is clear is that William Gilbert was the only partner that stemmed across all of these business concerns

Victorian Cased Aneroid Barometer to TS & JD Negus of New York 1862 International Exhibition Medal for sale This interesting piece contains aFor sale a mid Victorian Aneroid barometer engraved to TS & JD Negus, Navigation Warehouse, 140 Water Street, New York and manufactured by PNHB in its original case. Comprised of a five inch silvered dial divided with a 360 degree scale measuring 25 to 31 inches of barometric pressure and with weather indications engraved to the upper half. The lower half is engraved with the words Holosteric Barometer with manufacturers logo for the prolific French