Elliott Bros. submarine cable telegraph key
date: label: date made
content: ca 1930
name: label: maker
content: Elliott Brothers
notes: label: Description (Brief)
content: A double key to operate a Thomson electrostatic siphon recorder in a submarine telegraphy circuit. A hard rubber base and handles with two brass keys, and six terminal posts. The key assembly and a separate connecting block with two binding posts are mounted on a wooden base. Marked on key: "Elliott Brothers (London) Ltd". The wooden base has three rubber feet and a recess underneath in which is mounted a battery holder (empty) and a Aerovox type AFH 1-10 capacitor. Capacitor label reads: "Aerovox / AFH 1-10 / POS. PLN. / MFD. 1000 / V.D.C. 25 / Can Neg. / Made in U.S.A. / Aerovox Corporation / New Bedford, Massachusetts". Battery holder stamped: "+ / No. 175 / Keystone / Electronics . N.Y. 12, N.Y." Unit is wired with plastic-insulated copper leads.
label: Location
content: Currently not on view
setName: label: See more items in
content: Work and Industry: Electricity
creditLine: label: Credit Line
content: from Western Union International
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.283729.06
label: accession number
content: 283729
label: catalog number
content: 283729.06
objectType: label: Object Name
content: Key, Telegraph, Submarine Cable
label: Object Name
content: key, telegraph
label: Object Name
content: telegraph key
label: Object Name
content: cable key
label: Object Name
content: submarine telegraph key
physicalDescription: label: Measurements
content: overall: 4 in x 6 5/8 in x 11 in; 10.16 cm x 16.8275 cm x 27.94 cm