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Zero Corrector
Zero Corrector

Zero Corrector

Inventory NumberWJ0377
ClassificationCalibration Scale (?)
Subject
    Place of OriginNewark, N.J., United States
    Dimensions17.1 x 16.5 x 16.5 cm (6 3/4 x 6 1/2 x 6 1/2 in.)
    Accessoriessmall attached bag in back with screws, nuts and washers.
    Signedstamped on plate on bottom of front: WESTERN ELECTRICAL INSTRUMENT CORP. / NEWARK, N.J., U.S.A. / MODEL 502 NO. 32840 / ZERO CORRECTOR
    Inscribedwritten on bottom of face: SPEED RATIO 1:1.607 / USE WITH MODEL 44 MAGNETO / MODEL 502 NO. 32840
    D.C. milliammeter, 1-100
    General Electric Company
    Date: 1945-1960
    Accessories: cardboard box small folded paper envelope inside box marked P-4142407 Gr 2, containing three(3) 2cm flathead screws, four(4) 1cm nuts, three(3) .5cm nuts, four(4) .75cm washers, two(2).6cm washers, three(3).3cm washers
    Object number: WJ1264
    Zero Corrector
    Weston Electrical Instrument Corporation
    Object number: WJ0376
    D.C. milliammeter, 0-1
    General Electric Company
    Date: 1930-1950
    Accessories: Small paper envelope containing assorted screws, nuts, & washers within box, beneath ammeter.
    Object number: WJ1267
    unidentified supporting device
    American
    Date: 1900-1950
    Accessories: clamp; screws (4); wingnut (1); washers (6); nuts (3)
    Object number: 1996-1-0266
    unidentified supporting device
    American
    Date: 1900-1950
    Accessories: clamp; screws (4); wingnut (1); washers (6); nuts (3)
    Object number: 1996-1-0267
    D.C. milliammeter, 0-50
    General Electric Company
    Date: 1930-1950
    Accessories: Paper envelope with printed lettering: P-4142407 Gr.2, containing assorted screws, nuts, & washers, within box beneath object.
    Object number: WJ1268
    exposed Weston D.C. voltmeter and ammeter with loose binding posts
    Weston Electrical Instrument Corporation
    Date: circa 1921
    Accessories: petri dish (1997-1-1059b) containing three loose binding posts, short lengths of wires, and an array of small mismatched screws, bolts, and washers
    Object number: 1997-1-1059a,b
    theodolite
    Auguste Secretan
    Date: circa 1870
    Accessories: leather carrying strap, one cloth bag/cover, wrapped tissue: 1 hinge attached to a bit of wood, 5 screws and 2 screws with washers, ray shade
    Object number: 5266
    Accessories: screws, bolts, nuts, thumbscrews, screwdrivers
    Object number: 1998-1-0682
    standard milli-voltmeter
    Weston Electrical Instrument Corporation
    Date: circa 1925
    Accessories: shunt (0531b); box of 6 screws, two modified bolts, and one small piece of wood (all these originally housed in petri dish, now transferred to archival box)
    Object number: 0531a
    relay rack equipment
    Grason-Stadler Company
    Date: 1960-1970
    Accessories: extra screws and washers
    Object number: 1999-1-0057
    Amplifier, Western Electric 131A
    Western Electric Company
    Accessories: Small canvas bag of nuts and bolts.
    Object number: RS1364