MAR-CO type WD-11 radio tube adapter
date: label: date made
content: ca 1925
name: label: maker
content: Martin
notes: label: Description (Brief)
content: Marked (box): "Mar-Co / Adapter / For / W.D. 11. Tube / Fits Standard Sockets / Martin-Copeland Co. / Providence, R.I." A 4-prong socket which adapts to a Navy-type base. In original box. Brass shell, plastic insulators. Reference: Pettingell-Andrews Catalog #7, 1925-26, page 59.
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.322040
label: accession number
content: 241556
label: catalog number
content: 322040
objectType: label: Object Name
content: tube adapter
label: Object Name
content: socket adapter
label: Object Name
content: tube socket adapter
physicalDescription: label: Measurements
content: box: 1 1/2 in x 1 1/2 in x 1 1/2 in; 3.81 cm x 3.81 cm x 3.81 cm
label: Measurements
content: adapter: 1 3/8 in x 1 3/8 in; 3.4925 cm x 3.4925 cm