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Subject Food--Testing Remove constraint Subject: Food--Testing

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    • 1970s

    General view of an unidentified employee operating a Perkin-Elmer Model 5000 Inductively Coupled Plasma atomic emission analyzer at the Kellogg Company Corporate Quality Sciences laboratory located in Battle Creek,…

    • 1970s

    Close-up view of a Perkin-Elmer Model 503 Atomic Absorption Spectrophotometer in use at the Kellogg Company Quality Assurance laboratory located in Battle Creek, Michigan. At the laboratory, atomic absorption…

    • circa 1975-Apr-21

    General view of an unidentified employee prepping a Perkin-Elmer Model 503 Atomic Absorption Spectrophotometer to analyze a food sample in the Kellogg Company Quality Assurance laboratory located in Battle Creek,…

    • 1970s

    General view of chemist Harvey Beatty operating a Perkin-Elmer Model 503 Atomic Absorption Spectrophotometer at the Kellogg Company Quality Assurance laboratory located in Battle Creek, Michigan. Per notations…