Archives for February 15, 2015

Early Holosteric Barometer of small size withThermometer No Reserve

Barometer bezel measures 2 7/8 in diameter. Rear screw for adjusting needle functions properly. Nice mercury thermometer has survived without breaking. Silvered dial has some silvering loss ? Along dial perimeter. An interesting example by a listed maker, and offered with no reserve.The item “Early Holosteric Barometer of small [...]

Early American Aneroid Pocket Barometer Military No Reserve

Green was the nephew of and successor to instrument maker james green, who was described by w. Knowles middleton in his book. The history of the barometer. Remarkable instrument maker, born in england, established a business in baltimore in 1832… And in 1864 took as an apprentice his 16-year-old [...]