ADT #1 retard valve alarm transmitter
notes: label: Description (Brief)
content: ADT #1 retard valve alarm transmitter; signaled flow from sprinkler alarm valves to main office. No visible number on object. Housed in locked wooden case. ADT (American District Telegraph) marking on label.
label: Location
content: Currently not on view
setName: label: See more items in
content: Work and Industry: Electricity
creditLine: label: Credit Line
content: from Thomas Neely, Jr.
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: 1984.0255.16
label: catalog number
content: 1984.0255.16
label: accession number
content: 1984.0255
objectType: label: Object Name
content: Box, Control
label: Object Name
content: alarm transmitter
physicalDescription: label: Physical Description
content: wood (overall material)
label: Physical Description
content: metal (overall material)
label: Measurements
content: overall: 15 in x 13 3/4 in x 7 1/2 in; 38.1 cm x 34.925 cm x 19.05 cm