Search Results
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2 items
Georg Bredig and colleagues
- 1894
Black and white photograph of Georg Bredig (1868-1944) pictured standing on the left of his colleauges in Amsterdam.
Georg Bredig was a German physical chemist known for his work with catalysts, reaction kinetics,…
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Letter from Jacobus H. van 't Hoff to Georg Bredig, December 1894
- 1894-Dec-22
Jacobus Henricus van’t Hoff (1852-1911) suggests that Georg Bredig (1868-1944) conduct a distillation experiment using a solution of two liquids with very different molecular weights.
Van't Hoff is considered to be…
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2 items
Postcard from Jacobus van 't Hoff to Georg Bredig, March 1894
- 1894-Mar-21
Jacobus Henricus van’t Hoff (1852-1911) writes to Georg Bredig (1868-1944) about working in his (van't Hoff's) laboratory.
Van't Hoff is considered to be one of the founding fathers of physical chemistry. In 1901…
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Jacobus van't Hoff's laboratory at the University of Amsterdam
- 1894
Sepia-toned photograph showing an exterior view of the chemical laboratory building at the University of Amsterdam. The annotation beneath the photograph indicates that at the time of capture, Jacobus van't Hoff's…
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Herinnering aan De Herdenking van Lavoisier
- Memory of The Commemoration of Lavoisier
- 1894-May-08
Cover to an article commemorating Antoine Laurent Lavoisier (1743-1794), who is widely considered the father of modern chemistry.
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Letter from Jacobus H. van 't Hoff to Georg Bredig, December 1894
- 1894-Dec
Jacobus van't Hoff (1852-1911) updates his colleague, Georg Bredig (1868-1944), on calculations for a recent lecture on temperature coefficients.
- Author Hoff, J. H. van 't (Jacobus Henricus), 1852-1911
- Addressee Bredig, Georg, 1868-1944
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2 items
Framed Photograph of Jacobus Henricus van 't Hoff
- Circa 1890
Photograph of Jacobus Henricus van 't Hoff (1852-1911) in a wooden frame. Van't Hoff is pictured wearing a suit and a bow tie.
Van't Hoff is considered to be one of the founding fathers of physical chemistry. In 1901…
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Portrait of Louis Pasteur
- Circa 1894
- Engraver Champollion, Eugène-André Champollion
- Publisher Musée du Louvre
- Subject Microbiologists, Chemists, Pasteur, Louis, 1822-1895
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Georg Bredig's doctoral diploma
- 1894
Diploma granting Georg Bredig (1868-1944) a doctorate in philosophy from the University of Leipzig. Bredig began studying physical chemistry at the University of Leipzig in 1889. He earned his doctorate in 1894.
- Creator Of Work Universität Leipzig (1409-1953)
- Subject Bredig, Georg, 1868-1944, Diplomas, Universität Leipzig (1409-1953)
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Newspaper article about Fritz Haber
- After 1868 – before 1934
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2 items
Der Mensch reißt den Blitz vom Himmel: 10 Millionen Volt für Atomzertrümmerung
- Pulling Lightning from the Sky: 10 Million Volts for Atomic Destruction
- After 1892 – before 1945
Clipping from the Berliner Illustrirte Zeitung, a German weekly illustrated magazine published in Berlin from 1892 to 1945. Berliner was the first mass-market German magazine and pioneered the format of the illustrated…
- Publisher Ullstein GmbH
- Subject German newspapers, Newspapers, Clippings (Books, newspapers, etc.)
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Photograph of Cato Maximilian Guldberg and Peter Waag
- Circa 1891
Black and White portrait of Cato Maximilian Guldberg (1836-1902) and Peter Waage (1833-1900). The two men are wearing suits and sitting at a small round table.
Waage and Guldberg were Norwegian chemists, together they…
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Mortar and Pestles
- After 1868 – before 1944
Two sets of mortar and pestles belonging to Georg Bredig (1868-1944). The larger is made of white porcelain and the smaller is made from agate. Mortar and pestles are used to manually grind or crush a sample into a fine…
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2 items
Manual drafting set
- After 1868 – before 1944
Georg Bredig's (1868-1944) drafting set. The tools are held in a rectangular case, lined with dark blue velvet.
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4 items
Influence de la Température du Réfrigérant sur les mesures cryoscopiques
- 1890-Jun-03
Handwritten manuscript of Influence de la Température du Réfrigérant sur les mesures cryoscopiques by François-Marie Raoult (1830-1901).
Raoult was a French chemist and professor at the University of Grenoble. He…
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6 items
No. 4 Inverted Mantle with No. 8 Magnesia Ring
- 1890 – 1930
Unused Welsbach No. 4 Inverted Mantle and No. 8 Magnesia Ring in its original cardboard box from Lindsay Light and Chemical Company.
The Welsbach gas mantle is a device made of fibers impregnated with oxides of cerium…
- Creator Of Work Welsbach Gas Light Company
- Contributor Auer v. Welsbach, Carl (Auer von Welsbach), 1858-1929
- Subject Lighting--Equipment and supplies, Incandescent lamps, Auer v. Welsbach, Carl (Auer von Welsbach), 1858-1929, Gas-lighting, Incandescent gas-lighting, Rare earth industry, Welsbach Gas Light Company, Rare earths
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2 items
Portrait of Richard Abegg, 1894
- 1894
Portrait of Richard Abegg (1869-1910), taken at Dahllöf Studio, Stockholm. Abegg was a German physical chemist known for his work in valence theory which led to the later octet rule. At the time this letter was…
- Photographer Dahllöf, Robert, 1842–1904
- Contributor Dahlgren, Alfred, 1861–1908
- Subject Abegg, R. (Richard), 1869-1910, Chemists, Conduction electrons, Carte de visite photographs
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Georg Bredig and fellow chemists in Amsterdam
- 1894
Group photograph showing chemists in Amsterdam. The pictured individuals are likely the students and colleagues of Jacobus van’t Hoff (1852-1911). Handwritten annotations identify the individuals from left to right as…
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Chemists from Amsterdam, 1894
- 1894
Fading posed photograph of chemists at the University of Amsterdam, possibly at Jacobus van 't Hoff's (1852-1911) laboratory. Pictured standing, left to right are Thomas Ewan, Heinrich Jacob Goldschmidt (1857-1937),…
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2 items
Chemists at University of Leipzig, 1892
- 1892
Black and white photograph depicting a group of chemists posing with glassware in a laboratory at the University of Leipzig in 1892. A handwritten caption on the back of the photograph identifies those pictured as "Dr.…
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2 items
Portrait of Viktor Rothmund
- After 1892
Portrait of Viktor Rothmund (1870-1927). Rothmund was an Austrian chemist and professor at the German University at Prague. He was a student under Wilhelm Ostwald (1853-1932) at the University of Leipzig with Georg…
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2 items
Portrait of Gustav Wiedemann
- 1891
Black and white portrait of Gustav Heinrich Wiedemann (1826-1899). Wiedemann was a German physicist, scientific author, and professor. In 1877, he became the editor of Annalen der Physik und Chemie (Annals of Physics…
- Photographer Brokesch, Georg, 1849-1896
- Subject Wiedemann, Gustav Heinrich, 1826-1899, Physicists, Carte de visite photographs
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8 items
Wilhelm Ostwald and his students, 1892
- 1892
Four copies of a black and white photograph featuring Wilhelm Ostwald (1853-1932) standing with colleagues in front of a blackboard. Identified in the photograph by handwritten annotations from left to right are Wagner,…
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Chemists in a lecture hall
- 1892
Black and white photograph of chemists in a lecture hall posing in front of a blackboard and podium. The are identified as (back row, left to right) Arthur A. Noyes (1866 - 1936), Clement, Max Le Blanc (1865 - 1943),…
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