Skip to Content
You searched for
Creator Beckman, Arnold O. Remove constraint Creator: Beckman, Arnold O. Place California--Los Angeles Remove constraint Place: California--Los Angeles Format Text Remove constraint Format: Text Rights In Copyright - Rights-holder(s) Unlocatable or Unidentifiable Remove constraint Rights: In Copyright - Rights-holder(s) Unlocatable or Unidentifiable

Search Constraints

Search Results

    • 1957-Sep-20

    Architect William Pereira writes to invite Arnold O. Beckman to a dinner in celebration of an award for the Helipot building in Newport Beach, California. The Pereira & Luckman-designed building was to be honored as one…

    • 1956-Jan-25

    Beckman's address as incoming president of the Los Angeles Chamber of Commerce references major challenges, including air pollution. A list of incoming officers and directors is included, along with minor annotations in…

    • 1955-Nov-17

    Memo regarding criticisms of Regulation VII, an ordinance proposed by the Los Angeles Chamber of Commerce's Air Pollution Committee to control Los Angeles smog. Among the criticisms: the difference between smoke and…

    • 1952-Nov-19

    This letter suggests Beckman might be interested in commercial development of de Forest's new invention, a "sandwich, non-vacuous, light amplifier."

    • 1947-Aug-15

    This letter includes a report on existing Beckman trademarks as of 1947, including information on the "acidimeter" and the point at which that instrument became known as the pH meter (1935).

    • 1937-Aug-25

    This letter, written while Arnold Beckman was on a multi-city trip promoting his pH meter, concerns strategies for marketing the instruments and concern about the friction between a salesman and distributor.


    • 1936-Oct-09

    Lee de Forest states that he has "temporarily become disassociated from the activities of De Forest Television Corporation" and advises Beckman to retain any equipment currently in his possession.

    Lee de Forest…

    • 1936-Nov-10

    Lee de Forest states that he returned from a trip to Chicago to find his company in financial disarray. He regrets that Beckman's contracted work was continued, despite an inability to pay for it, and assures him that…

    • 1934-May-10

    In this letter, de Forest discusses the possibility of using chemicals to fight forest fires.

    Lee de Forest (1873–1961) was an inventor, most notably of Audion vacuum tubes in the early twentieth century. His serial…