U.S. Army Signal Corps type FT-171-B crystal holder
notes: label: Location
content: Currently not on view
setName: label: See more items in
content: Work and Industry: Electricity
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: ZZ.RSN81625U21
objectType: label: Object Name
content: crystal holder
label: Other Terms
content: Components; Radio and Television; Radio and Television