Barometers

Barometer Aneroid Demonstration

Barometer Tube with Bulb, 90cm long, Borosilicate glass

Barometer Syphon

Potometer

Barometer Weather Globe 7-1/2 height. Case 10."

Barometer, Weather Globe 7-1/2 height"

GEMINI CLAMP DEL ANG 8

GEMINI CLAMP DEL ANG 8

GEMINI CLAMP DEL ANG 5

Large, clear, dual scale Four inch dial is easy to read from a distance Gives readings in hecto Pascal (hPa) from 940 to 1060 readable to 1 hPa and mm of Hg pressure from 71 to 80 readable to .1mm.

Torricelli (1608 – 1647) proved that air pressure was subject to variations and in 1643 he devised the first barometer. Goethe, the famous German playwright, who enjoyed scientific experiments, later developed his own simple, but effective baromete

Specifications Barometric pressure from 8.85 to 32.