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handheld equal-arm beam balance
handheld equal-arm beam balance

handheld equal-arm beam balance

Date1880-1930
Inventory Number2008-1-0020
ClassificationBalance
Subject
    Maker American ?
    Cultural Region
      Material
        DescriptionA small balance with a brass beam from which hang two trays supported by green-tinted threads. The beam has an upwards pointing needle and an engraved scale with a small sliding weight.

        It is pivoted on a vertical beam with a ring-shaped hook at its end.
        Signedunsigned
        Inscribedon square weight: 1 / DR
        FunctionA portable balance that could be used hanging from anything, including the user's hand.
        hand-held equal-arm beam balance
        hand-held equal-arm beam balance
        Charpentier Fils
        Date: 1800-1850
        Object number: 3823
        analytical balance
        analytical balance
        Keller Manufacturing Company
        Date: 1900-1920
        Accessories: two tweezers; a small box of fractional weights; two colored carboard boxes; a small metallic case; four small cylindrical boxes; a convex circular piece of glass
        Object number: 2004-1-0332
        Dearborn gold standard balance
        Dearborn gold standard balance
        Henry Plympton
        Date: circa 1835
        Accessories: troy weights (1998-1-0038b); instruction manual (1998-1-0038c)
        Object number: 1998-1-0038a
        apothecary equal-arm beam scale
        apothecary equal-arm beam scale
        American
        Date: mid 19th Century
        Accessories: wooden, hinged box with hook closures and carved spaces for balance and weights; mall square weights in inner compartment of case; circular weights missing.
        Object number: 1998-1-0041
        analytical balance
        analytical balance
        F. W. Braun & Company
        Date: circa 1922
        Object number: 2004-1-0333
        platform balance
        platform balance
        Becker & Sons
        Date: circa 1860
        Object number: 1998-1-0449
        two pan brass and steel beam balance in wooden case
        two pan brass and steel beam balance in wooden case
        Viard
        Date: circa 1800
        Accessories: Mahoghany box with five square brass weights (one missing) in box cut-outs, and nine small brass cutting weights inside sliding compartment
        Object number: DW0985
        platform precision balance
        platform precision balance
        Henry Troemner Company
        Date: 1910-1930
        Object number: 1996-1-0264
        Westphal specific gravity balance
        Westphal specific gravity balance
        Georg Westphal
        Date: circa 1893
        Accessories: slotted wooden arm; immersion thermometer on wire with hook; two extra wires sewed to blue paper; tweezers; riders in cylindrical cardboard box (in larger box)
        Object number: 3827
        balance
        balance
        L. E. Knott Apparatus Company
        Date: 1910-1920
        Accessories: steel weight trays (2)
        Object number: 2004-1-0305
        two pan beam balance money scales in original box with weights
        two pan beam balance money scales in original box with weights
        Jean-Francois Wolschot
        Date: date 1750
        Accessories: square gold weights in box
        Object number: DW0986
        Westphal specific gravity balance
        Westphal specific gravity balance
        Fisher Scientific Company
        Date: circa 1963
        Accessories: Reimann thermometer-Plummet, cat. no. 2-155 No 4402 WK missing glass jar (pygnometer?); one rider
        Object number: 1998-1-0090a