Assmann Psychrometer

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Description
Richard Assmann, a German meteorologist and professor at the University of Berlin, designed an "aspiration psychrometer" that used a clockwork fan to draw air past the bulbs. This example is marked "R. Fuess Berlin-Steglitz 1121460."
Ref: R. Assmann, "Aspirationspsychromometer," Zeitschrift fur Instrumentenkunde 12 (1892): 1-12.
R. Fuess, Liste D2 über Thermometer, Psychrometer, Hygrometer und Hypsometer (Steglitz, 1910), pp. 6-8.
Location
Currently not on view
date made
after 1891
after 1892
maker
R. Fuess
place made
Deutschland: Berlin, Berlin
Measurements
overall: 3 7/8 in x 9 5/8 in x 3 7/8 in; 9.8425 cm x 24.4475 cm x 9.8425 cm
ID Number
PH.317727
accession number
231230
catalog number
317727
Credit Line
U.S. Weather Bureau
subject
U.S. Weather Bureau
See more items in
Medicine and Science: Physical Sciences
Measuring & Mapping
Thermometers and Hygrometers
Data Source
National Museum of American History, Kenneth E. Behring Center

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