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Department Archives Remove constraint Department: Archives Date 1943 Remove constraint Date: <span class='single'>1943</span>

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    • circa 1940 – circa 1979

    Though the photo set is identified as Beckman with "employees," some of the photographs depict ceremonies and visits to non-corporate locations, like CalTech. Some photographs are attributed, dated (1941, 1962, 1967),…

    • after 1934 – before 1970

    General view of a section of the exterior of the Cliffs Dow wood distillation plant located in Marquette, Michigan. Seeking a source of raw material for its new plastic, ethylcellulose, the Dow Chemical Company joined…

    • after 1934 – before 1970

    General view of a section of the interior of the Cliffs Dow wood distillation plant located in Marquette, Michigan. Seeking a source of raw material for its new plastic, ethylcellulose, the Dow Chemical Company joined…

    • after 1934 – before 1970

    General view of a section of the exterior of the Cliffs Dow wood distillation plant located in Marquette, Michigan. Seeking a source of raw material for its new plastic, ethylcellulose, the Dow Chemical Company joined…

    • after 1934 – before 1970

    General view of a section of the exterior of the Cliffs Dow wood distillation plant located in Marquette, Michigan. Seeking a source of raw material for its new plastic, ethylcellulose, the Dow Chemical Company joined…

    • after 1934 – before 1970

    General view of a section of the exterior of the Cliffs Dow wood distillation plant located in Marquette, Michigan. Seeking a source of raw material for its new plastic, ethylcellulose, the Dow Chemical Company joined…

    • after 1934 – before 1970

    General view of a section of the exterior of the Cliffs Dow wood distillation plant located in Marquette, Michigan. Seeking a source of raw material for its new plastic, ethylcellulose, the Dow Chemical Company joined…

    • after 1934 – before 1970

    General view of a section of the exterior of the Cliffs Dow wood distillation plant located in Marquette, Michigan. Seeking a source of raw material for its new plastic, ethylcellulose, the Dow Chemical Company joined…

    • after 1934 – before 1970

    General view of a section of the exterior of the Cliffs Dow wood distillation plant located in Marquette, Michigan. Seeking a source of raw material for its new plastic, ethylcellulose, the Dow Chemical Company joined…

    • after 1934 – before 1970

    General view of a section of the exterior of the Cliffs Dow wood distillation plant located in Marquette, Michigan, showing several large storage tanks and two unidentified individuals. Seeking a source of raw material…

    • after 1934 – before 1970

    General view of a section of the interior of the Cliffs Dow wood distillation plant located in Marquette, Michigan. Seeking a source of raw material for its new plastic, ethylcellulose, the Dow Chemical Company joined…

    • after 1934 – before 1970

    General view of a section of the exterior of the Cliffs Dow wood distillation plant located in Marquette, Michigan. Seeking a source of raw material for its new plastic, ethylcellulose, the Dow Chemical Company joined…

    • 1939 – 1967 (Date span attributed to photograph)

    Photograph of a double flask used by French biologist, microbiologist, and chemist Louis Pasteur (1822-1895) to demonstrate anaerobic fermentation, as displayed at the Pasteur Institute in Paris. Per notations…

    • 1942 – 1959

    The Model R Industrial pH Meter was first produced in 1942, although this photograph was likely taken much later.

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

    • circa 1957 (Date attributed to slide)
    • 1943 (Original design)

    Top and perspective views of a graphic representation of the periodic table of chemical elements in the style of space concentric circles in eight planes. This table was originated by G. Haenzel in 1943 and classified…

    • 1937 – 1945 (Original design)
    • circa 1957 (Date attributed to slide)

    Graphic representation of the periodic table of chemical elements constructed as a triangle. This type of table was originated by Henry A. Wagner and Harold Simmons Booth in 1945 after an incomplete drawing by Emil V.…

    • 1953
    • Undated
    • 1955
    • 1943

    In 1954, Beckman Instruments' headquarters moved from Pasadena to Fullerton, California.

    Some photos are undated, but the ones with dates were taken between 1943 and 1953. Several have a photographer's stamp on the…

    • 1940s

    General view of two unidentified employees working on the nose of a Douglas A-20 attack bomber aircraft prior to the installation Plexiglas windshield panels. This photograph was likely taken at the Rohm and Haas…

    • 1940s

    General view of an unidentified male employee polishing a curved panel of Plexiglas designed for use on the nose of an aircraft attack bomber. Several finished panels are visible in the background. Per notations…

    • 1940s

    General view of two unidentified employees making adjustments to a Douglas A-20 attack bomber in production at the Rohm and Haas Company plant located in Bristol, Pennsylvania. Several attack bombers, awaiting…

    • 1940s

    General view of an unidentified employee fitting a Plexiglas windshield panel onto the nose enclosure of a Douglas A-20 attack bomber. This photograph was likely taken at the Rohm and Haas Company plant located in…

    • 1940s

    General view of an unidentified employee using a band saw to trim a curved Plexiglas panel designed for use as an aircraft windshield. This photograph was likely taken at the Rohm and Haas Company plant located in…

    • 1940s

    General view of an unidentified female employee polishing a curved panel of Plexiglas designed for use as an aircraft windshield. This photograph was likely taken at the Rohm and Haas Company plant located in Bristol,…

    • 1940s

    General view of an unidentified employee using a router to smooth the edge of a curved Plexiglas panel designed for use as an aircraft windshield. Per notations accompanying the photograph, the edges of the panels are…

    • 1940s

    General view of several unidentified employees installing Plexiglass panels on the nose of a Douglas A-20 attack bomber. Per notations accompanying the photograph, the two halves that form the nose of the bomber are…