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copper sample (rod)
copper sample (rod)

copper sample (rod)

Datecirca 1925
Inventory Number4939
ClassificationMetal Sample
Subject
    Cultural Region
      Place of Use
        Dimensions8.8 x 1.8 cm (3 7/16 x 11/16 in.)
        Material
          DescriptionShort copper rod that has been 3/4 drilled and hollowed out.
          Signedunsigned
          Curatorial RemarksOne of three bars contained in box: 4936 bismuth sample [?], 4937 copper sample, 4938 lead sample. 4939, 4940 & 4941 probably belong in this box too, but they are kept in a separate location.
          metal sample: copper rod
          Theodore William Richards
          Date: circa 1900
          Accessories: one of three bars contained in box: 4936 bismuth sample [?], 4937 copper sample, 4938 lead sample.
          Object number: 4937
          metal sample (rod)
          Theodore William Richards
          Date: circa 1900
          Accessories: one of three bars contained in box: 4936 bismuth sample [?], 4937 copper sample, 4938 lead sample.
          Object number: 4936
          metal sample (rod)
          Theodore William Richards
          Date: circa 1925
          Object number: 4941
          metal sample: lead rod
          Theodore William Richards
          Date: 1925
          Accessories: one of three bars contained in box: 4936 bismuth sample [?], 4937 copper sample, 4938 lead sample.
          Object number: 4938
          metal sample: steel rod
          Theodore William Richards
          Date: early 20th Century
          Object number: 4940
          magnesium sample rod
          Theodore William Richards
          Date: circa 1900
          Object number: 3941
          magnesium metal sample rod
          Theodore William Richards
          Date: circa 1900
          Object number: 3943
          cadmium sample rod
          Theodore William Richards
          Date: circa 1900
          Object number: 3942
          magnesium metal sample: one "gram-atom"
          Theodore William Richards
          Date: circa 1900
          Accessories: old tag
          Object number: 3947
          lead metal sample: one "gram-atom"
          Theodore William Richards
          Date: circa 1900
          Accessories: old tag
          Object number: 3944
          tin metal sample: one "gram-atom"
          Theodore William Richards
          Date: circa 1900
          Accessories: old tag
          Object number: 3945
          zinc metal sample: one "gram-atom"
          Theodore William Richards
          Date: circa 1900
          Accessories: old tag
          Object number: 3946