NA-ALD model 429 socket adapter
date: label: date made
content: ca 1923
name: label: maker
content: Alden Co.
notes: label: Description (Brief)
content: Marked (box): "75 cents / each / NA-ALD / No. 420 / Adaptor / Alden Mfg. Co. / Springfield, Mass." A radio tube adapter for UV-199 tubes in original box. Reference: Clymer-Greenwood, page 189. Radio Broadcast Advertiser (October 1923).
label: Location
content: Currently not on view
setName: label: See more items in
content: Work and Industry: Electricity
creditLine: label: Credit Line
content: from Franklin Wingard
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.322060.02
label: catalog number
content: 322060.02
label: accession number
content: 241556
objectType: label: Object Name
content: tube socket adapter
physicalDescription: label: Measurements
content: box: 2 1/2 in x 2 1/2 in x 1 3/4 in; 6.35 cm x 6.35 cm x 4.445 cm
label: Measurements
content: unit: 1 3/4 in x 1 1/2 in; 4.445 cm x 3.81 cm