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Creator Edwards Studio Remove constraint Creator: Edwards Studio

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    • 1985

    Unidentified employees and their children gather for anniversary celebrations and a service awards banquet, about one year before the Porterville plant was declared a Superfund site responsible for contaminating…

    • 1970s

    Some photographs include more specific dates or notes, including an image's use in the 1973 annual report.

    Dr. Arnold O. Beckman (1900-2004) invented the first commercially successful electric pH meter in 1934 and thus…

    • Undated

    This selection of photographs depicts Arnold and Mabel Beckman at their home and attending various events. Some are dated, and all appear to fall into the period between the 1940s and 1985, when the couple was presented…