Geissler tube with spiral and no envelope

Geissler tube with spiral and no envelope

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Location
Currently not on view
Object Name
geissler tube
Other Terms
Discharge Tube; Electron Tubes
Measurements
tube: 10 in x 1 1/2 in x 1 in; 25.4 cm x 3.81 cm x 2.54 cm
ID Number
EM.320439
catalog number
320439
accession number
241402
Credit Line
from International Business Machines, Inc., William J. Hammer Collection
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Work and Industry: Electricity
Data Source
National Museum of American History
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