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Subject Birthday parties Remove constraint Subject: Birthday parties

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    • 1985-Apr-11 – 1985-Apr-12

    The album includes invitations and photographs taken at two events held at Rockefeller University. The April 11th reception and dinner celebrated Arnold Beckman's birthday. The April 12th symposium was held in honor of…

    • 2000-Apr

    The photographs document birthday celebrations.

    Dr. Arnold O. Beckman (1900-2004) invented the first commercially successful electric pH meter in 1934 and thus began a long career manufacturing scientific and medical…

    • 1998

    The photographs document birthday celebrations.

    Dr. Arnold O. Beckman (1900-2004) invented the first commercially successful electric pH meter in 1934 and thus began a long career manufacturing scientific and medical…

    • 1991

    The photographs document birthday celebrations. The images are numbered, but the subjects are unidentified.

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

    • 1990

    The photographs document birthday celebrations. Some include numbers, date stamps, and descriptive notes on the reverse. Identified individuals include Gavin Herbert (Allergan and Beckman Instruments board member),…