Geissler tube without envelope
setName: label: See more items in
content: Work and Industry: Electricity
label: Exhibition
content: Artifact Wall
label: Exhibition Location
content: National Museum of American History
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.317890
label: catalog number
content: 317890
label: accession number
content: 233317
objectType: label: Object Name
content: Geissler Tube
label: Other Terms
content: Geissler Tube; Electron Tube; Electron Tubes
physicalDescription: label: Measurements
content: tube: 7 in x 1 3/4 in x 1 in; 17.78 cm x 4.445 cm x 2.54 cm