Hygrometer, consisting of two thermometers on bras

Made:
1876
maker:
Heinrich Geissler
and
John Frederic Daniell

Hygrometer, consisting of two thermometers on brass stand. The stem of the wet bulb is bent and has a large bulb covered with muslin. One thermometer is broken.

Details

Category:
Meteorology
Object Number:
1876-762
Materials:
brass, glass and mercury
Measurements:
overall height: 42 cm
type:
hygrometer hygrometers and psychrometers and hygrometer
credit:
Geissler, Heinrich