Case type H dyscrasite receiving tube

Case type H dyscrasite receiving tube

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Currently not on view
Object Name
Electron Tube
photoelectric cell
Other Terms
Electron Tube; Electron Tubes
date made
ca 1918
ca. 1918
Case Research Laboratory
box: 3 in x 5 1/4 in x 2 in; 7.62 cm x 13.335 cm x 5.08 cm
tube: 4 3/4 in x 1 1/2 in x 1 1/4 in; 12.065 cm x 3.81 cm x 3.175 cm
ID Number
accession number
catalog number
Credit Line
from Theodore W. Case
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Work and Industry: Electricity
Data Source
National Museum of American History
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