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standard cell
standard cell

standard cell

Datecirca 1920
Inventory Number1997-1-0228
ClassificationStandard Cell
Subject
    Maker Weston Electrical Instrument Corporation founded 1888
    User Department of Physics, Harvard University founded 1884
    Cultural Region
      Place of Origin
        Dimensions9.3 × 10.6 × 10.6 cm (3 11/16 × 4 3/16 × 4 3/16 in.)
        Material
          DescriptionA black metal device shaped with a round base over which rises a cylinder with an oval cross section that has a flat top to which a plaque is attached. There are two electrical connectors on the base, one on each side of the central cylinder.
          Signedon plaque: WESTON STANDARD CELL / MODEL 4 No. 5114 / PATENTED / APRIL 4, 1893 AUG. 16, 1899 / WESTON ELECTRICAL INSTRUMENT CORP. / NEWARK, N.J., U.S.A.
          Curatorial RemarksDated from a very similar one at Kenyon College (see Function). May contain glass inside.
          FunctionStandard cells produce a known and stable voltage for the calibration of electrical measurement instruments. It contains a chemical cell inside the black case.

          A very similar standard cell can be found at Kenyon College, listed on this website.
          ProvenanceFrom the Department of Physics, Harvard University.
          standard cell
          standard cell
          Weston Electrical Instrument Corporation
          Date: circa 1920
          Object number: 1997-1-1045
          standard cell
          standard cell
          Weston Electrical Instrument Corporation
          Date: circa 1920
          Object number: 0459
          standard cell
          standard cell
          Weston Electrical Instrument Corporation
          Date: circa 1900
          Accessories: a bureau of standards certificate
          Object number: 0308a
          standard cell
          standard cell
          Weston Electrical Instrument Corporation
          Date: circa 1900
          Object number: 0310
          standard cell
          standard cell
          Weston Electrical Instrument Corporation
          Date: circa 1900
          Object number: 1997-1-1043
          Photronic Cell
          Photronic Cell
          Weston Electrical Instrument Corporation
          Date: circa 1930
          Object number: WJ0203
          exposed Weston A.C. ammeter
          exposed Weston A.C. ammeter
          Weston Electrical Instrument Corporation
          Date: circa 1928
          Object number: 1997-1-1065
          standard cell
          standard cell
          American
          Date: 1910-1940
          Object number: 1997-1-0212
          galvanometer
          galvanometer
          Weston Electrical Instrument Corporation
          Date: 1910-1940
          Object number: 1997-1-0321
          standard cell
          standard cell
          American
          Date: 1910-1940
          Object number: 1997-1-0219
          direct current milli-voltmeter
          direct current milli-voltmeter
          Weston Electrical Instrument Corporation
          Date: circa 1914
          Accessories: multiplier in case of instrument; standardization certificate from the Weston Laboratory, Newark, N.J. Feb.1914 on lid of wooden case
          Object number: 0278
          D.C. ammeter
          D.C. ammeter
          Weston Electrical Instrument Corporation
          Date: circa 1921
          Accessories: standardization certificate on inner surface of lid
          Object number: 1997-1-0332