Syphon barometer

Domestic syphon barometer with thermometer.
Walnut frame. The head is of the square type with three gilt balls, a pillar at each side. It has the original thermometer with Royal Society scale: the cistern is enclosed in a square hinged cover.
Paper scales. Width 6" (15.2 cm)

Object Details

ID: NAV0794
Type: Syphon barometer
Display location: Not on display
Creator: Sullivan, Patrick
Date made: circa 1720
Credit: National Maritime Museum, Greenwich, London, Caird Collection
Measurements: Overall: 960 mm x 150 mm x 55 mm
Parts: Syphon barometer