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Genre Photographs Remove constraint Genre: Photographs Language English Remove constraint Language: English Place California--Fullerton Remove constraint Place: California--Fullerton Subject Beckman Instruments, inc. Remove constraint Subject: Beckman Instruments, inc.

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    • Bulletin 423-A
    • 1956-Sep

    The binder includes several proforma invoices, photographs, and Bulletin 423-A: Operating and Maintenance Instructions, IR4 Infrared Spectrophotometer.

    The Beckman Instruments IR spectrophotometers began as a request…

    • 1950 – 1969

    The labeled illustration depicts the interior of a potentiometer.

    Potentiometers regulate the flow of electricity, like the volume dial on a radio. In 1940, Arnold O. Beckman was unsatisfied with dials on the market,…

    • circa 1981

    Multimeters are instruments capable of making multiple measurements, typically voltage, current, and resistance.