Skip to Content
You searched for
Search
Place California--South Pasadena Remove constraint Place: California--South Pasadena Format Image Remove constraint Format: Image

Search Constraints

Search Results

    • Bulletin 202-C
    • 1950s

    Developed from a Linus Pauling design during WWII, the technology behind Beckman Instruments’ oxygen analyzers ended up doing such diverse jobs as monitoring astronauts’ respiration, maintaining packaged food safety,…

    • Bulletin 153-B
    • 1947-Nov

    The Beckman Instruments IR spectrophotometers began as a request from the Office of Rubber Reserve to Arnold O. Beckman in 1942, asking for an infrared spectrophotometer that they could use to create rubber. Under this…

    • Bulletin 170
    • circa 1950

    Promotional, color pamphlet for the Model H pH Meter.

    Arnold Beckman invented his first pH meter in 1934 at the request of a chemist from the California citrus industry, who needed an accurate way to measure the…

    • 1950s

    The advertisement touts the features of Beckman glass electrodes and the company's position in the instrumentation field.

    Arnold Beckman invented his first pH meter in 1934 at the request of a chemist from the…

    • Bulletin 168-B
    • 1950-Oct

    Arnold Beckman invented his first pH meter in 1934 at the request of a chemist from the California citrus industry, who needed an accurate way to measure the acidity of his product. The resulting instrument kicked off…

    • 1950-Apr

    Arnold Beckman invented his first pH meter in 1934 at the request of a chemist from the California citrus industry, who needed an accurate way to measure the acidity of his product. The resulting instrument kicked off…

    • Bulletin 203-A
    • 1960s

    Developed from a Linus Pauling design during WWII, the technology behind Beckman Instruments’ oxygen analyzers ended up doing such diverse jobs as monitoring astronauts’ respiration, maintaining packaged food safety,…

    • Beckman Bulletin 153
    • 1946-May

    The cover of the bulletin includes handwritten notes about printing dates and quantities.

    The Beckman Instruments IR spectrophotometers began as a request from the Office of Rubber Reserve to Arnold O. Beckman in 1942,…

    • circa 1950

    This is Helipot Corporation's Meridian Avenue location.

    The Helipot Corporation was founded during World War II by Arnold O. Beckman of Beckman Instruments (at that time still National Technical Laboratories) to keep…

    • Beckman Reprint R-24
    • Undated

    The paper, distributed as a reprint from Beckman Instruments, described the IR-3 spectrophotometer. It was originally presented before the Symposium on Molecular Structure and Spectroscopy, held in Columbus, Ohio at…

    • Undated
    • 1948
    • 1943

    This building at 820 Mission Street was the first built exclusively for National Technical Laboratories in 1940.

    One photograph bears a photographer's stamp for J. Allen Hawkins on the back, but the other images in…

    • Dwg. No. CD-2000B
    • 1945-Jan-24

    The diagram is annotated in red and blue ink, indicating first and second position.

    Arnold Beckman invented his first pH meter in 1934 at the request of a chemist from the California citrus industry, who needed an…

    • Beckman Reprint R-38
    • 1950-Jun

    Beckman Instruments reprinted and distributed this paper, originally published in Analytical Chemistry Vol. 22, No. 6, June 1950.

    • 1950-Jul

    Staff and representatives pose outside the Helipot Corporation's Meridian Avenue location.

    The Helipot Corporation was founded during World War II by Arnold O. Beckman of Beckman Instruments (at that time still…

    • 1950
    • 1940
    • 1934 – 1935
    • 1946
    • Undated
    • 1949

    A Pasadena garage was the first home of the National Postal Meter Company, founded by Arnold Beckman in 1934. The company soon became National Technical Laboratories, with a focus on pH meters. In 1935, the company…

    • 1950-May

    This series of photographs depicts the aftermath of a fire that swept through the National Technical Laboratories building in South Pasadena. Most are unattributed, but Hank Hoag is identified as the photographer in one…

    • Bulletin 91-B
    • 1946

    The first Beckman Instruments DU Spectrophotometer was developed in 1940, when the company was still called National Technical Laboratories. Spurred by employee Howard Cary (who had previously been involved in pH meter…

    • 1948

    Front entrance of National Technical Laboratories in South Pasadena.

    • 1948

    Snack bar of National Technical Laboratories in South Pasadena.

    • 1948

    View to the west of National Technical Laboratories in South Pasadena.

    • 1948

    Northwest parking lot of National Technical Laboratories in South Pasadena.

    • 1948

    Parking lot on the north side of National Technical Laboratories in South Pasadena.

    • 1948

    Shipping department of National Technical Laboratories in South Pasadena.

    • 1948 (Winter)

    Photographs of the snow-covered National Technical Laboratories on Mission Street in South Pasadena.