Search Results
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Letter from Georg Bredig to Jacobus H. van't Hoff, May 1906
- 1906-May-29
Georg Bredig (1868-1944) informs his colleague, Jacobus H. van't Hoff (1852-1911), that Gustav Tammann (1861-1938) has refused to include an obituary for Wilhelm Meyerhoffer (1864-1906), a German chemist, in the…
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2 items
Kipp's Apparatus
- Circa 1880 – 1920
A Kipp's apparatus, also called a Kipp generator, was an instrument designed for the preparation of small volumes of gases. The instrument was invented around 1844 by the Dutch pharmacist Petrus Jacobus Kipp (1808-1864)…
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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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3 items
Max Bredig's medical bills
- 1907-Aug-12
- 1934-Sep-09
- 1936-Jan-07
- Creator Of Work Mosca, Claudius, Bügler, Käthe
- Subject Bredig, Max Albert, 1902-1977, Invoices
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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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Chemistry Lecturers and Assistants at the University of Heidelberg
- 1907
A group photograph of the lecturers and assistants of the Chemical University Laboratories at the University of Heidelberg, 1907. The subjects pose in front of a black and white photograph of the university.
The…
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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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2 items
Advertisements for works by Wilhelm Ostwald
- Circa 1907
Abstracts for two publications by Wilhelm Ostwald (1853-1932), Prinzipien der Chemie. Eine Einleitung in alle chemischen Lehrbücher (Principles of Chemistry. An Introduction to All Chemical Textbooks) and Der Werdegang…
- Contributor Ostwald, Wilhelm, 1853-1932
- Subject Ostwald, Wilhelm, 1853-1932, Chemistry, Publishers and publishing, Science publishing
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6 items
Dampfverbrauch und bodenzahl
- Steam Consumption and Plate Number
- 1907-Dec
An article titled Verbesserungen an elektrischen Pyrometern (Improvements to Electric Pyrometers) by F. Hirschson published in the journal Dampfverbrauch und bodenzahl. The article was collected by Georg Bredig…
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4 items
Original-Arbeiten IX. Französischer Kongress Für Innere Medizin zu Paris
- Original Works IX. French Congress of Internal Medicine in Paris
- 1907-Oct
- Author Soleil, G.
- Subject Zeitschrift für neuere Physikalische Medizin
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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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180 items
Letters to a Painter on the Theory and Practice of Painting
- 1907
Volume inspired by correspondence between Wilhelm Ostwald (1853-1932) and various contemporary artists. According to Ostwald, "These letters appeared during the winter and spring of 1903-1904 in the scientific…
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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, 1907
- 1907
Portrait of Theodor Curtius (1857-1928). Throughout his career, Curtius was a professor of chemistry at the University of Heidelberg, the director of the analytical chemistry department at the University of Erlangen,…
