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    • 1947-Jan-13

    General view of senior photo technician Ford Bowers printing photographs in the Dow Chemical Company's Photographic Laboratory. Established in the 1930's, the Photo Lab took pictures for employee publications like The…

    • Undated

    Scintillation counters detect ionizing radiation by counting the light flashes produced by the particles as they pass through certain solids or liquids.

    • 1990s

    Beckman Instruments began producing centrifuges after their January 1, 1955 acquisition of industry leader, Specialized Instruments Corporation, or Spinco. With Spinco came the famous Model E Ultracentrifuge, which was…