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brass burner
brass burner

brass burner

Datecirca 1920
Inventory Number3749
ClassificationBurner
Subject
    Maker Optique et Précision de Levallois 1919 - 1964
    Supplier Scientific Materials Company 1902 - 1925
    Cultural Region
      Place of Origin
        Dimensions13.2 x 13.2 x 10.3 cm (5 3/16 x 5 3/16 x 4 1/16 in.)
        Material
          DescriptionA burner consisting of a heavy lead foot, atop which rises a brass tube with two pipes connecting horizontally into it and with an air regulator between them. The vertical pipe rises and increases in diameter before ending in an open mouth with a flat grid over it.
          Signedon base: PARIS LEVALLOIS on base: SCIENTIFIC MATERIALS CO PITTSBURGH SOLE AGENT FOR U.S.A. MEKER BURNER PARIS LEVALLOIS
          Inscribedon tube: BEG SYme G.M. Bte 6606
          FunctionThis is a standard laboratory burner with an air intake and an air regulator in addition to the gas supply for better control of the flame.
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          Société d'Optique et de Mécanique de Haute Précision
          Date: circa 1940
          Accessories: 1 vile for mercury, artificial horizon(stored in mercury cabinet), 3 RAY-O-VAC size C batteries & 1 EVERYREADY No 703 3 Cell battery (removed; documented as 2007-1-0548 and 2007-1-0173; and destroyed), accessories case (test tubes, brush, small light bulb, spare eye piece), photocopied manual and forms in envelope (in instrument file), wood case.
          Object number: 5271
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          Société d'Optique et de Mécanique de Haute Précision
          Date: circa 1920
          Accessories: 2 metal vials of mercury; artificial horizon (stored in mercury cabinet); copy of intructions in English and French (in manila folder addressed to "Mr. E. Gay, Allison Burr Hall, Harvard University," and stamped CONFIDENTIAL); bound book of star positions(in instrument file)
          Object number: 5270a