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  Photographs, Portraits

  Portrait of Samuel Phillip Sadtler (1847-1923)

  • 1910s

  Portrait of Samuel Phillip Sadtler (1847-1923), a charter member and first President of the American Institute of Chemical Engineers (AIChE).

  Samuel Philip Sadtler was born on July 18, 1847 in Pine Grove, Schyulkill…

  • Photographer Alman & Co.
  • Subject Chemical engineering, Chemists, Portraits, American Institute of Chemical Engineers, Sadtler, Samuel Philip, 1847-1923, Chemical engineers, Samuel P. Sadtler & Son
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  Photographs, Portraits

  Portrait of William H. Walker (1869-1934)

  • Circa 1917

  Portrait of William H. Walker (1869-1934), a pioneer of chemical engineering practice and principles in the United States.

  William H. Walker was born in Pittsburgh, Pennsylvania in 1869 and graduated from Penn State…

  • Subject Chemical engineering, Massachusetts Institute of Technology, Chemists, Portraits, Chemical engineers, Walker, William H., 1869-1934
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  Photographs, Portraits

  Portrait of John Van Nostrand Dorr (1872-1962)

  • 1950s

  Portrait of John Van Nostrand Dorr (1872-1962). In partnership with John Lundberg and A.D. Wilson, Van Nostrand Dorr owned the Lundberg, Dorr, & Wilson gold & silver mining operation in Terry, South Dakota. In 1916, he…

  • Subject Chemical engineering, Chemists, Portraits, Chemical engineers, Industrialists, Dorr, John Van Nostrand, 1872-1962
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  Photographs, Portraits

  Portrait of John Van Nostrand Dorr (1872-1962)

  • Circa 1916

  Portrait of John Van Nostrand Dorr (1872-1962). In partnership with John Lundberg and A.D. Wilson, Van Nostrand Dorr owned the Lundberg, Dorr, & Wilson gold & silver mining operation in Terry, South Dakota. In 1916, he…

  • Subject Chemical engineering, Chemists, Portraits, Chemical engineers, Industrialists, Dorr, John Van Nostrand, 1872-1962, Portrait photography
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  Photographs, Portraits

  Portrait of Henry Bohn Haas (1902-1987)

  • 1960s – circa

  Portrait of Henry Bohn Haas (1902-1987), a specialist in organic chemistry who is credited with the discovery of gas chromatography. Haas was born in Huntington, Ohio and received his doctorate from Ohio State in 1925.…

  • Subject Chemical engineering, Haas, Henry Bohn, 1902-1987, Chemists, Chemistry, Organic, Portraits, Gas chromatography
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  Photographs, Portraits

  Portrait of Henry Bohn Haas (1902-1987)

  • 1950s – circa

  Portrait of Henry Bohn Haas (1902-1987), a specialist in organic chemistry who is credited with the discovery of gas chromatography. Haas was born in Huntington, Ohio and received his doctorate from Ohio State in 1925.…

  • Subject Chemical engineering, Haas, Henry Bohn, 1902-1987, Chemists, Chemistry, Organic, Portraits, Gas chromatography
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  Photographs, Portraits

  Portrait of Jokichi Takamine (1854-1922)

  • Circa 1910

  Portrait of Jokichi Takamine (1854-1922). The son of a doctor, Takamine graduated from the College of Science and Engineering of the Imperial University of Tokyo in 1879 and, with support from the Japanese government,…

  • Manufacturer Alman & Co.
  • Subject Chemical engineering, Enzymes, Takamine, Jokichi, 1854-1922, Hormones, Chemists, Portraits, Biochemistry
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  Photographs, Portraits

  Portrait of John Van Nostrand Dorr (1872-1962)

  • 1930s

  Portrait of John Van Nostrand Dorr (1872-1962). In partnership with John Lundberg and A.D. Wilson, Van Nostrand Dorr owned the Lundberg, Dorr, & Wilson gold & silver mining operation in Terry, South Dakota. In 1916, he…

  • Subject Chemical engineering, Chemists, Portraits, Chemical engineers, Industrialists, Dorr, John Van Nostrand, 1872-1962