Weather glass barometer

Weather glass barometer
Width 4.75" (12.1 cm)

Old English weather glass with welted pieces at sides and kettle type graduated spout. Knob at bottom and curved tube joined on to front and divided into 15 parts. (Gabb description)
Fluctuations in water level indicate air preccure changes.
Spout chipped during cleaning Dec 1975

Object Details

ID: NAV0813
Type: Weather glass barometer
Display location: Not on display
Creator: Unknown
Date made: circa 1800
Credit: National Maritime Museum, Greenwich, London, Caird Collection
Measurements: 115 mm x 160 mm x 390 mm