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Genre Photographs Remove constraint Genre: Photographs Rights Public Domain Mark 1.0 Remove constraint Rights: Public Domain Mark 1.0

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    • 1906 (Publication)
    • 1891 (Creation)

    Robert Wilhelm Bunsen was born March 30, 1811 in Göttingen and died August 16, 1899 in Heidelberg. He was a German inventor, chemist, and professor whose light studies created the field of spectrum analysis.

    Sir Henry…

    • 1906 (Publication)
    • 1862 (Creation)

    Photographic portrait of Robert W. Bunsen, Gustav Kirchhoff, and Henry E. Roscoe. In the book Roscoe explains that the photograph was taken during a visit of Bunsen and Kirchhoff to Manchester while Roscoe was chair of…

    • 1906 (Publication)

    A photographic portrait of Henry Enfield Roscoe writing at a desk at his home, Woodcote Lodge in 1906. The photograph was taken by a photographer from Elliot & Fry studio and printed by Emery Walker.
    A photomechanical…

    • 1958

    View of two technicians using assorted apparatus to evaluate the electrical resistivity of high polymers at the Naval Air Material Center's Aeronautical Materials Laboratory. At the laboratory, assorted equipment was…

    • circa 1962

    Aerial view of the Naval Air Engineering Center located at Mustin Field in Philadelphia, Pennsylvania, showing the assorted laboratory and manufacturing facilities.

    • 1958

    View of a technician at the Naval Air Material Center's Aeronautical Materials Laboratory using an unidentified apparatus to create a constant humidity condition in order to evaluate experimental humidity indicators. At…

    • 1958

    General view of machinery used to conduct endurance tests of high-temperature (400 degrees Fahrenheit), high-pressure (3000psi) aircraft hydraulic pump at the Naval Air Material Center's Aeronautical Materials…

    • 1958

    General view of the Plastics Testing area at the Naval Air Material Center's Aeronautical Materials Laboratory. Technicians are seen working with assorted equipment used to simulate various service conditions and test…

    • circa 1950

    Exterior view of building 537 at the Naval Air Material Center's Aeronautical Materials Laboratory, housing an aircraft hangar and laboratory facilities.

    • 1955

    View of a technician performing a metallographic examination of metals and alloys in the Naval Air Materials Center's Aeronautical Materials Laboratory. Metallography is the study of the physical structure and…

    • 1955

    General view of technicians conducting tensile tests on new aircraft alloys at the Naval Air Material Center's Aeronautical Materials Laboratory. In tensile, or tension, testing, tensile machines are used to subject…

    • 1958

    General view of the electron microscope used in the Naval Air Material Center's Aeronautical Materials Laboratory. Electron microscopes use a beam of accelerated electrons as a source of illumination and have a higher…

    • 1958

    General view of assorted equipment and apparatus used to conduct spectographic analysis at the Naval Air Material Center's Aeronautical Materials Laboratory.

    • 1958

    View of two technicians using assorted apparatus to determine the electrical resistivity of high polymers at the Naval Air Material Center's Aeronautical Materials Laboratory. At the laboratory, assorted equipment was…

    • circa 1949

    View of two engineers, Stanley Bilker (background) and Ralph Harper (foreground), operating the calender sheeting machine at the the Naval Air Experimental Station's Rubber Compounding and Processing Laboratory. The…

    • circa 1958

    General view of the Ultraviolet and Visible Spectrum (UV/Vis) Spectrophotometer used in the Naval Air Material Center's Aeronautical Materials Laboratory. UV/Vis spectroscopy is routinely used in analytical chemistry…

    • 1952

    General view of a technician making notes regarding the testing of panels coated with preservative oils after exposure in an experimental humidity cabinet at the Naval Air Material Center's Aeronautical Materials…

    • 1958

    General view of the simulated aircraft system at the Naval Air Material Center's Aeronautical Materials Laboratory used to evaluate experimental hydraulic fluids. A worker is seen seated in the foreground examining…

    • circa 1949

    General view of the Dynamic Test Laboratory at the Naval Air Experimental Station showing forced vibration machines and other equipment used to test rubber articles produced at the Station under simulated service…

    • circa 1949

    General view of the Mogul Experimental Mixer used in the Naval Air Experimental Station's Sealants and Adhesives Laboratory. Equipped with "Z" type agitators and a tilting chamber fitted with a removable,…

    • circa 1958

    General view of an engineer operating shot peening equipment at the Naval Air Material Center's Aeronautical Materials Laboratory. Shot peening is a cold work process used to finish metal parts to prevent fatigue and…

    • circa 1958

    General view of the Aircraft Grease Development and Test Area at the Naval Air Material Center's Aeronautical Materials Laboratory showing assorted apparatus and glassware containing samples for testing. The individuals…

    • circa 1949

    General view of the Goodrich Flexometer used in the Naval Air Experimental Station's Dynamic Test Laboratory. The flexometer was used to determine the heat build-up and hysteresis characteristics of rubber specimens…

    • circa 1949

    Set of standard test specimen molds and vulcanized rubber products produced and used in the Rubber Compounding and Processing Laboratory at the Naval Air Experimental Station. This photograph was included in a 1949…

    • circa 1949

    General view of the Sealants and Adhesives Laboratory at the Naval Air Experimental Station showing assorted samples of viscous materials and equipment used to manufacture and test sealants and adhesives of both rubber…