pl23_ship4494.jpg

Figure 37

Image

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Description

Figure 37. Assman aspirating psychrometer, used to determine relative humidityby comparing dry and humid air temperatures. The instrument was designed onprinciples discovered by the German Ernst Ferdinand August, the director of theGymnasium of Berlin, in 1825. Professor Richard Assman of the MeteorologicalInstitute of Berlin, built this instrument about 1886.

Credit

Oceanographic Museum of Monaco

Photographer

Y. Berard

Collection

Voyage to Inner Space
History of Oceanography Collection
The Early Instruments - Collections of the Oceanographic Museum at Monaco
Supplemental Material, Demonstration Equipment, and Meteorological Instruments

Keywords

Oceanography