Search Results
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Hand-crank Centrifuge, Babcock Milk Tester
- After 1900 – before 1950
A metal, hand-crank centrifuge with a three-pronged metal base. The base is painted a rusty red color and has been attached to a wooden board for stability. A long metal crank on the side of the base bends at a…
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2 items
Prosthetic arm with hook
- 1900s
A hollow, fiberglass prosthetic arm with attached pincher hooks and a rubber grip. The left hook can be manipulated by the wearer by a lever mechanism. The hooks are not detachable and the elbow joint is missing from…
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Prosthetic arm with strings
- 1900s
A prosthetic arm and detachable hand with wrist and mechanisms that allow the joints to be manually rotated and locked into place. The hand has a wide, hinged, non-jointed thumb with a large surface and a curved pointer…
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8 items
Standing Wheelchair Model
- 1900s
A wooden model of a standing wheelchair with a figure. The model is constructed of three pieces: two sides of the wheelchair, and one figure. The model was built by Morris A. Robbins, M.D. (1916-2004), an orthopedic…
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3 items
Georg Bredig's chemistry notes on an experiment
- After 1890 – before 1930
Notes on a scientific experiment conducted by Georg Bredig (1868-1944) including results from an internship in inorganic chemistry.
- Author Bredig, Georg, 1868-1944
- Subject Bredig, Georg, 1868-1944, Chemistry, Inorganic, Note-taking, Chemistry
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2 items
Postcard from Jacobus H. van 't Hoff to Georg Bredig, November 1906
- 1906-Nov-19
Jacobus Henricus van’t Hoff (1852-1911) writes to Georg Bredig (1868-1944) confirming their upcoming dinner plans.
Van't Hoff is considered to be one of the founding fathers of physical chemistry. In 1901 van’t Hoff…
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2 items
Postcard from Jacobus H. van 't Hoff to Georg Bredig, May 1906
- 1906-May-30
Jacobus Henricus van’t Hoff (1852-1911) tells Georg Bredig (1868-1944) that Giuseppe Bruni (1873–1946) will be published in the Journal of Electrochemistry and that van't Hoff himself will be published in the Journal of…
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2 items
Einführung In Die Metallographie, Sechste Auflage
- Introduction to Metallography, Sixth Edition
- Circa 1906
- Creator Of Work VDI Buchhandlung
- Subject Metallography, Publishers and publishing, Science publishing, Goerens, Paul, 1882-
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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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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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3 items
Folders belonging to Georg Bredig
- 1901 – 1939
Two paper Leitz brand folders with handwritten annotations by Georg Bredig (1868-1944)
- Contributor Bredig, Georg, 1868-1944
- Subject Bredig, Georg, 1868-1944, Office equipment and supplies
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21 items
Things Chemical
- 1906
December 1906 issue of the journal Things Chemical published by the Charles E. Sholes Company. This Christmas themed issue contains articles such as Recent Chemical Development in Germany; An Automatic Steam Water…
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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 Theodor Curtius, 1905/1906
- 1905 – 1906
Portrait of Theodor Curtius (1857-1928) dressed in academic regalia taken at E. Schultze photography studio.
Throughout his career, Curtius was a professor of chemistry at the University of Heidelberg, the director of…
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2 items
Georg Bredig and Chemists at the University of Heidelberg
- 1905 – 1906
Black and white photograph of Georg Bredig (1868-1944) and fellow chemists at the University of Heidelberg. Bredig is seated at the center of the photo, and the group of seven men who surround him are possibly Bredig's…
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2 items
Founder’s Day celebration, 1906
- 1906
Photograph of a founder's day celebration in Starkenberg Germany. Depicts men seated outdoors at a long banquet table. A sign at the end of the table reads "geheimratsecke," or "receding hairline" in English.
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2 items
Portrait of Ernst Cohen
- After 1895 – before 1933
Portrait of Ernst Cohen (1869-1944) by Koene & Büttinghausen in the Netherlands.
Ernst Cohen, a Dutch scientist and professor, was known for his research on the allotropy of tin. Cohen worked under Svante Arrhenius…
- Photographer Koene & Büttinghausen
- Subject Cohen, Ernst, 1869-1944, Chemists, Jewish scientists, Carte de visite photographs
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2 items
Physical Chemists at the University of Heidelberg
- 1906
Black and white photograph of scientists posing in a physical chemistry laboratory at the University of Heidelberg. On the right side table are several glass flasks, beakers, and columns.
Georg Bredig (1868-1944) has…
- Subject Bredig, Georg, 1868-1944, Marck, A., Fraenkel, Walter, 1879-1945, MacBain, James Willian, 1882-1953, Antropoff, Andreas von, 1878-1956, Universität Heidelberg, Chemists, Braune, Hermann, 1886-1977, Teletow, Iwan, Spear, Ellwood Barker, 1875-, Fraenkel, Walter, 1879-1945, Scientific apparatus and instruments, Lichty, David Martin, 1862-1942
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2 items
Letter from Nikolay Zelinsky to Georg Bredig
- 1906-May-21
Nikolay Zelinsky (1861-1953), a Russian chemist and a founder of the theory on organic catalysis, writes to Georg Bredig (1868-1944) to request his student's acceptance to work in Bredig's lab.
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2 items
Holiday card from Mr. and Mrs. Joseph Ruzek to Georg Bredig
- After 1890 – before 1940
A Christmas card featuring a black and white illustration of a winter nighttime scene. The view shows a snow-covered Karlsruher Schloss, or Karlsruhe palace.
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2 items
Christmas card from Mr. and Mrs. Joseph Ruzek to Georg Bredig
- After 1890 – before 1940
A Christmas card featuring a black and white illustration of a large adorned Christmas tree at the Rondellplatz, or the city square of Karlsruhe, Germany.
- Addressee Bredig, Georg, 1868-1944
- Author Ruzek, Joseph, 1903-1956
- Subject Christmas, New Year, Greeting cards, Germany--Karlsruhe, Ruzek, Joseph, 1903, Bredig, Georg, 1868-1944
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3 items
Christmas card from Mr. and Mrs. Joseph Ruzek to Georg Bredig
- After 1890 – before 1940
A Christmas card featuring a black and white illustration of the Rondellplatz, or the city square of Karlsruhe, Germany.
- Addressee Bredig, Georg, 1868-1944
- Author Ruzek, Joseph, 1903-1956
- Subject Greeting cards, Christmas, New Year, Germany--Karlsruhe, Ruzek, Joseph, 1903, Bredig, Georg, 1868-1944
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2 items
Postcard from Gilbert N. Lewis to Georg Bredig
- 1906-Oct-09
Thank you note from Gilbert Newton Lewis (1875-1946) to Georg Bredig (1868-1944). Bredig had previously sent Lewis copies of his papers.
Gilbert Newton Lewis was an American physical chemist and, at the time of…
- Addressee Bredig, Georg, 1868-1944
- Author Lewis, Gilbert Newton, 1875-1946
- Subject Chemists, Bredig, Georg, 1868-1944, Lewis, Gilbert Newton, 1875-1946
