Leeds & Northrup type S resistance bridge
date: label: date made
content: ca 1918
name: label: maker
content: Leeds and Northrup Company
notes: label: Description (Brief)
content: Bridge is contained in a wooden box with hinged lid, with leather carrying strap. Marked in red letters on the cover is: "Cable testing Division of IBT Company." Marked in red letters on the side is: "SO Cable Testing Div. Serial Number is 48921. Used primarily for measuring resistances, insulation resistances, locating faults by Murray or Varley loop method and for locating open circuits. Compact construction, accuracy of adjustment, light weight, ease of operation, and moderate costs made this Leeds & Northrop's most popular testing set in the years after its introduction in 1912. Unit originally sold for $90.00.
label: Location
content: Currently not on view
setName: label: See more items in
content: Work and Industry: Electricity
creditLine: label: Credit Line
content: from Leeds & Northrup Company, thru. A. R. Floreen
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.316574
label: catalog number
content: 316574
label: accession number
content: 225196
objectType: label: Object Name
content: Bridge, Resistance
label: Object Name
content: resistance bridge
physicalDescription: label: Measurements
content: overall: 5 in x 7 1/4 in x 9 in; 12.7 cm x 18.415 cm x 22.86 cm