Details
A dial barograph on bracket
by Gray & Selby, Nottingham, with barometer, vacuum chamber, thermometer, drum, recording stylus and ink bottle, in mahogany case with bevel-glazed cover and drawer, on bracket with glazed chart holder -- 14in.(35.5cm.)wide, with registration date 1904
by Gray & Selby, Nottingham, with barometer, vacuum chamber, thermometer, drum, recording stylus and ink bottle, in mahogany case with bevel-glazed cover and drawer, on bracket with glazed chart holder -- 14in.(35.5cm.)wide, with registration date 1904