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lead hemisphere with brass handle
lead hemisphere with brass handle

lead hemisphere with brass handle

Date1800-1850
Inventory Number0132a
ClassificationLead Hemisphere
Subject
    Maker English ?
    User Department of Physics, Harvard University founded 1884
    Cultural Region
      Dimensions8.5 × 5.5 × 5.5 cm (3 3/8 × 2 3/16 × 2 3/16 in.)
      Material
        DescriptionLead hemisphere with circular brass handle on curved side of sphere. The handle consists of a tarnished brass circle joined to the lead hemisphere. The sphere has a cylindrical hole through which the brass ring passes. Some oxidation on the lead hemisphere and on the brass handle.
        Signedunsigned
        FunctionThis was most likely used as a weight for an experiment, but beyond this assumption, its exact application is unknown.
        ProvenanceFrom the Department of Physics, Harvard University.
        lead hemisphere with brass handle
        lead hemisphere with brass handle
        English
        Date: 1800-1850
        Object number: 0132b
        lead hemisphere with brass knob handle
        lead hemisphere with brass knob handle
        English
        Date: 1800-1850
        Object number: 0132c
        lead hemisphere with brass knob handle
        lead hemisphere with brass knob handle
        English
        Date: 1800-1850
        Object number: 0132d
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        Joseph M. Wightman
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        Magdeburg hemispheres
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        W. & S. Jones
        Date: 1800-1820
        Object number: 1998-1-1223a,b
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        Object number: 0084
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        Accessories: case
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        American
        Date: 1900
        Object number: 1998-1-0658
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        Sylvania
        Date: late 19th-early 20th Century
        Object number: RS0368
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        English
        Date: 1780-1820
        Object number: 1998-1-1225