A. C. Hayden "Sharp Tuner" vernier radio dial
notes: label: Description (Brief)
content: A vernier dial for radio tuning. Circular plastic plate attached to a mounting plate, molded scale 0 to 240 by tens. Central control know for course tuning and a control knob operating a worm gear along top edge for fine tuning. Stamped on mount: "A. C. Hayden / Pat. Pend. / Brockton, Mass / Sharp Tuner"; "ACH" on dial.
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.241556.740
label: accession number
content: 241556
label: catalog number
content: 241556.740
objectType: label: Object Name
content: radio dial
physicalDescription: label: Measurements
content: overall: 4 in x 3 in x 2 in; 10.16 cm x 7.62 cm x 5.08 cm