Search Results
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2 items
Postcard from Jacobus H. van 't Hoff to Georg Bredig, October 1902
- 1902-Oct-28
Jacobus Henricus van’t Hoff (1852-1911) compliments Georg Bredig's (1868-1944) work.
Van't Hoff is considered to be one of the founding fathers of physical chemistry. In 1901 van’t Hoff received the first Nobel prize…
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2 items
IX. Hauptversammlung der deutschen elektrochemischen Gesellschaft
- IX. General meeting of the German Electrochemical Society
- 1902-May
Photograph of the 1902 general meeting of the German Electrochemical Society held in Würzburg, Germany. In 1902 the name of the society changed to Deutsche Bunsen-Gesellschaft für Physikalische Chemie (German Bunsen…
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2 items
List of publications from Verlag von Friedrich Vieweg & Son
- Circa 1895 – 1903
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Diploma awarding Georg Bredig the Jubilee Medal of the Grand Duchy of Baden
- 1902-Apr-25
Official diploma granting Georg Bredig (1868-1944) the Jubilee Medal awarded on April 25, 1902, the occasion of the 50th anniversary (the golden jubilee) of Grand Duke Friedrich I (1826-1907) assuming the throne of…
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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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7 items
Die Erweiterung der ziele und die umwandlung der "Deutschen Elektreehemischen Gesellschaft"
- Goals for restructuring the German Electrochemical Society
- Circa 1902
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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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Portrait of August Wilhelm von Hofmann
- 1902
August Wilhelm von Hofmann was born on April 8, 1818. He studied under Justus von Liebig (1803-1873) and was the mentor of Fritz Haber (1868-1934) and William Henry Perkin (1838-1907). He was an organic chemist…
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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 Johannes Wislicenus
- Circa 1902
Portrait of Johannes Wislicenus (1835-1902). Wislicenus was a German organic chemist, known for his work in stereochemistry. He was a professor at the University of Zürich, the Swiss Polytechnical Institute, the…
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2 items
Portrait of Paul Jannasch
- 1902
Portrait of Paul Erhardt Jannasch (1841-1921) by F. Langbein & Company. Jannasch was a German chemist and professor at the University of Heidelberg.
- Photographer F. Langbein & Co.
- Subject Jannasch, Paul, 1841-1921, Chemists, Carte de visite photographs
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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
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 Svante Arrhenius to Georg Bredig, February 1902
- 1902-Feb-09
Svante Arrhenius (1859-1927) writes about completing his new book and what he wants to focus on when he is finished in the summer.
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2 items
Postcard from Svante Arrhenius to Georg Bredig, June 1902
- 1902-Jun-30
Postcard from Svante Arrhenius (1859-1927) to Georg Bredig (1868-1944) congratulating Bredig on the birth of his first born son, Max Albert Bredig (1902-1977). Arrhenius gives Bredig updates on his own travels and…
- Addressee Bredig, Georg, 1868-1944
- Author Arrhenius, Svante, 1859-1927
- Subject Arrhenius, Svante, 1859-1927, Bredig, Georg, 1868-1944, Chemists, Nobel Prize winners
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47 items
Set of Postcards depicting the Welsbach Factory in Gloucester, New Jersey
- 1890 – 1930
This set of postcards depicts the scenes from the Welsbach Incandescent Gas Lighting Company factory at Gloucester, New Jersey. Originally a set of 46 postcards, this collection is missing cards number 20 and 31. The…
- Contributor Welsbach Gas Light Company
- Subject Welsbach Gas Light Company, Employees, Incandescent gas-lighting, Incandescent gas-lighting--Fixtures, Lighting, Rare earth industry, Auer v. Welsbach, Carl (Auer von Welsbach), 1858-1929, Women employees, Rare earths, Machinery in the workplace, Machinery
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24 items
Reflex Inverted Gas Light Catalog
- 1890 – 1930
Welsbach aimed its Reflex line at the middle of the gas mantle market, priced below its Welco line but above its biggest selling models like the Number 4 mantle. Images in this catalog illustrate Welsbach's imagined…
- Creator Of Work Welsbach Gas Light Company
- Subject Welsbach Gas Light Company, Incandescent gas-lighting, Incandescent gas-lighting--Fixtures, Rare earth industry, Rare earths, Advertising, Auer v. Welsbach, Carl (Auer von Welsbach), 1858-1929, Gas-lighting, Interior lighting, Interior lighting--Design
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2 items
Carl Auer von Welsbach Cigarette Trading Card
- 1890 – 1930
Austrian chemist Carl Auer von Welsbach (1858-1929) was a key figure in the history of rare earth elements. In 1885 he showed didymium was not an element, but an alloy of two elements that he named praseodymium and…
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13 items
Dyestuffs for Wood Stains
- 1900s
Sample book for dyeing solutions on wood from the Interessengemeinschaft Farbenindustrie Aktiengesellschaft, a German chemical and pharmaceutical conglomerate. Contains dyeing instructions and sixty-four mounted wood…
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Portrait of Dr. Michael Somogyi (1883-1971)
- 1900 – 1925
Portrait of Dr. Michael Somogyi (1883-1971), a Hungarian American professor of biochemistry at the Washington University and Jewish Hospital of St. Louis, who prepared the first insulin treatment given to a child with…