R. W. Paul standard resistance coil in case
date: label: date made
content: 1894
notes: label: Description (Brief)
content: A standard resistance in a wooden case. Paper label inside door reads in part: "Electrical . Standard . Testing & Measuring . Instruments / R. W. Paul, Maker, 44.Hatton Gardon. London.E.C. / Standard Coil No. 24. Material Platinum-Silver / Resistance at 13.7oCent. 10.0041 Ohms / 12.4 [ditto] 10.000 [ditto] / 15th day of January 1894 [IL?] Certificate No. 386 Robt. W. Paul". "381" stamped on top. Resistance insulator stamped: "10 Ohms at 12.5oC / / No. 24 / R. W. Paul / Hatton Garden, London". Chicago #30.718. A silver casing with a plastic top, two copper leads separated by a plastic insulator. Base plate on bottom with 4 mounting holes. The remnant of a wax seal is on the box.
label: Location
content: Currently not on view
setName: label: See more items in
content: Work and Industry: Electricity
creditLine: label: Credit Line
content: from the Museum of Science and Industry (Chicago)
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.327897
label: catalog number
content: 327897
label: accession number
content: 271855
objectType: label: Object Name
content: Standard Resistance
label: Other Terms
content: Standard Resistance; Resistance
physicalDescription: label: Physical Description
content: wood (?? material)
label: Measurements
content: unit: 6 7/8 in x 8 1/2 in x 5 in; 17.4625 cm x 21.59 cm x 12.7 cm
label: Measurements
content: box: 8 in x 10 1/4 in x 6 in; 20.32 cm x 26.035 cm x 15.24 cm