Reference: H25
Category: Heat
Purpose:
Description:
H25 Linton hygrometer
H26A Dines hygrometer
H27 Daniell hygrometer
H28 Regnault hygrometer
H28 Chemical hygrometer (glass bulbs, interconnected)
H29 Wet and dry bulb thermometers. Hair hygrograph and specimen charts.
![](images/h25.JPG)