Search Results
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Portrait of Arnold O. Beckman (1900-2004)
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Dr. Arnold O. Beckman (1900-2004) is pictured here with his pH meter, which he invented in 1934 and which became the first commercially successful electric pH meter. Thus began a long career manufacturing scientific and…
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Portrait of August Friedrich Horstmann
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Black and white printed portrait of August Friedrich Horstmann (1842-1929), a German physical chemist who worked in the field of thermodynamics.
- Printer Meisenbach Riffarth & Company
- Publisher Engelmann, Wilhelm, 1808-1878
- Subject Meisenbach Riffarth & Company
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Portrait of Carl Wilhelm Scheele
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Carl Wilhelm Scheele (1742-1786) was a German-Swedish pharmaceutical chemist whose discoveries include oxygen and chlorine gas.
- Engraver Meisenbach Riffarth & Company
- Publisher Engelmann, Th. W. (Th. Wilhelm), 1843-1909
- Subject Portraits, Scheele, Carl Wilhelm, 1742-1786, Chemists
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Portrait of Carl Wilhelm Scheele
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Carl Wilhelm Scheele (1742-1786) was a German-Swedish pharmaceutical chemist whose discoveries include oxygen and chlorine gas.
- Subject Scheele, Carl Wilhelm, 1742-1786, Chemists
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2 items
Portrait of Ernst Cohen
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Portrait of Ernst Cohen (1869-1944), a Dutch scientist and professor, who was known for his research in the allotropy of tin. Cohen worked under Svante Arrhenius (1859-1927), Henri Moissan (1852-1907), and Jacobus van…
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Portrait of Ernst Mach
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Portrait of Ernst Mach (1838 -1916) an Austrian physicist and philosopher.
- Publisher Engelmann, Wilhelm, 1808-1878
- Printer Meisenbach Riffarth & Company
- Subject Mach, Ernst, 1838-1916, Portraits, Physicists, Meisenbach Riffarth & Company
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Portrait of Ezekiel [Ezéchiel] Weintraub
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Portrait of Ezekiel [Ezéchiel] Weintraub, a Russian-born chemist who was the first to produce 99 percent pure boron in 1909.
- Subject Portrait photography, Weintraub, Ezéchiel, Portraits
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Portrait of Friedrich Kohlrausch
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Black and white portrait of Friedrich Kohlrausch (1840 -1910).
Kohlrausch was a German experimental physicist who researched electrolytes, elasticity, thermal conduction, and magnetic and electrical precision…
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Portrait of Friedrich Wöhler
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Friedrich Wöhler (1800 -1882) was a German chemist and professor of chemistry at the University of Göttingen. He specialized in inorganic chemistry and was the first scientist to isolate beryllium and yttrium in pure…
- Subject Wöhler, Friedrich, 1800-1882, Chemists
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2 items
Portrait of Gustav Heinrich Johann Apollon Tammann
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Postcard featuring a photograph of Gustav Heinrich Johann Apollon Tammann (1861-1938). Tammann was a Baltic German physical chemist. He worked in the fields of metallurgy and studied the physical properties of metals…
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Portrait of H. Jermain Creighton
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Sepia toned photograph of H. Jermain Creighton. The lower right has a note from Creighton to Georg Bredig (1868-1944).
Creighton was the head of the chemistry department at Swarthmore College, Pennsylvania in 1928. He…
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Portrait of Hans Heinrich Landolt
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Portrait of Hans Heinrich Landolt (1831-1910). Landolt was a Swiss chemist who discovered the iodine clock reaction. He was additionally a co-founder of the Landolt–Börnstein database.
- Artist Jütte, H. F.
- Publisher Engelmann, Wilhelm, 1808-1878
- Subject Chemists, Landolt, H. (Hans), 1831-1910
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2 items
Portrait of Hans Luggins
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Portrait of Hans Luggins (1863-1899), taken by Anna Edlund in Stockholm, Sweden.
- Photographer Edlund, Anna
- Subject Luggins, Hans, 1863-1899, Chemists
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Portrait of Hendrik Antoon Lorentz
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Portrait of Hendrik Antoon Lorentz (1853-1902) wearing a suit and a bow tie.
Lorentz was a Dutch physicist. In 1902, he was awarded the Nobel Prize in Physics with Pieter Zeeman (1865-1943) for their discovery of the…
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Portrait of Hermann Franz Moritz Kopp
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Hermann Franz Moritz Kopp (1817–92) was a German physical chemist and historian of chemistry. Kopp is well-known for his four volume work, Geschichte der Chemie (History of Chemistry), which was published between…
- Subject Kopp, Hermann, 1817-1892, Chemists
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Portrait of Hermann Ludwig Ferdinand von Helmholtz
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Portrait of Hermann von Helmholtz (1821-1894).
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Portrait of Hermann von Helmholtz
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Hermann von Helmholtz (1821-1894) was a German mathematician and physician who made significant contributions to the fields of mathematical physics, optics, acoustics, physiology, and psychology. The Helmholtz…
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Portrait of Jacob Maarten van Bemmelen
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Portrait of Jacob Maarten van Bemmelen (1830-1911), a Dutch chemist who worked in agricultural chemistry.
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Portrait of Jeremias Benjamin Richter
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Jeremias Benjamin Richter (1762 – 1807) was a German chemist and mining official. He introduced the term stoichiometry, which is the study of the quantifiable relationships between two or more substances undergoing a…
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Portrait of John Hall Gladstone
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John Hall Gladstone (1827-1902) was a British chemist who worked on the bromination of rubber, optics, and
spectroscopy.- Publisher Engelmann, Th. W. (Th. Wilhelm), 1843-1909
- Engraver Meisenbach Riffarth & Company
- Subject Gladstone, J. H. (John Hall), 1827-1902, Chemists
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Portrait of Joseph Coulter, Jr.
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Joseph R. Coulter, Jr. (1924-1995) co-founded Coulter Corporation with his brother, Wallace, in the 1950s. The company was acquired by Beckman Instruments in 1997.
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Portrait of Joseph Priestley
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A half-length seated portrait of Joseph Priestley (1733–1804), an English clergyman and natural philosopher who discovered oxygen.
- After Stuart, Gilbert, 1755-1828
- Engraver Holl, William, 1771-1838
- Subject Priestley, Joseph, 1733-1804
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Portrait of Josiah Willard Gibbs
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Portrait of Josiah Willard Gibbs (1839-1903). Gibbs, a Yale alumnus, was an American chemist and pioneer in the field of physical chemistry. Gibbs developed statistical mechanics and the concept of Gibbs free energy in…
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Portrait of Jöns Jacob Berzelius
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Jöns Jacob Berzelius (1779 - 1848) was a Swedish physician, chemist, and one of the founders of modern chemistry. He is particularly recognized for determining atomic weights in his experiments, which contributed to a…
- Publisher Engelmann, Wilhelm, 1808-1878
- Artist Krüger, Franz, 1797-1857
- Subject Berzelius, Jöns Jakob, friherre, 1779-1848, Portraits