vacuum tube
date: label: Date made
content: 1832
name: label: maker
content: Wurdemann, William
setName: label: See more items in
content: Work and Industry: Mechanisms
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: ME.323086
label: catalog number
content: 323086
objectType: label: Object Name
content: Vacuum Tube
physicalDescription: label: Physical Description
content: wood, oak (overall material)
label: Physical Description
content: black (overall color)
label: Physical Description
content: blue (overall color)
label: Measurements
content: overall dimension: 2 in x 3 in x 8 in; 5.08 cm x 7.62 cm x 20.32 cm