Search Results
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104 items
Dow Chemicals
- 1920s
Volume providing an overview of products manufactured by the Dow Chemical Company plant in Midland, Michigan including industrial chemicals, pharmaceutical products, metal alloys, dyes, and insecticides. Each product is…
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2 items
Autographed dinner menu from the International Reunion of Chemists at Utrecht
- 1922-Jun-22
Autographed dinner menu from the International Chemical Reunion Utrecht (ICRU) in 1922. It was organized by Ernst Cohen (1863-1944) as a way to unite scientists from previously warring nations.
Identified signatures…
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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 Heinrich Wieland to Georg Bredig, April 1922
- 1922-Apr-21
Heinrich Otto Wieland (1877-1957) thanks Georg Bredig (1868-1944) for agreeing to give a presentation at the University of Freiburg, and confirms his travel and lodging plans.
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2 items
Postcard from Kasimir Fajans to Georg Bredig
- 1922-Mar-30
Postcard from Kasimir Fajans (1887-1975) to Georg Bredig (1868-1944).
Fajans was a student of Georg Bredig at the University of Heidelberg. Fajans was a pioneer in the science of radioactivity and discovered the…
- Author Fajans, Kasimir, 1887-1975
- Addressee Bredig, Georg, 1868-1944
- Subject Bredig, Georg, 1868-1944, Fajans, Kasimir, 1887-1975, Chemists, Chemistry teachers
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2 items
Postcard from Adolf von Oechelhäuser to Georg Bredig, May 1923
- 1923-May
Postcard from Adolf von Oechelhäuser (1852-1923) to Georg Bredig (1868-1944). Oechelhäuser was an art historian and preservationist. He was a rector at the Technical University of Karlsruhe from 1902-1903 and 1909-1910.
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2 items
Postcard from Richard Conder Love to Georg Bredig, September 1923
- 1923-Sep-12
Dr. Richard N. Conder Love writes to thank Georg Bredig (1868-1944) for his letter and informs him that his forthcoming book will be published in English in one month. He intends to mail Bredig a copy.
- Addressee Bredig, Georg, 1868-1944
- Author Love, Richard Conder
- Subject Love, Richard Conder, Bredig, Georg, 1868-1944
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Thank you note from Arthur Drews to Georg Bredig
- After 1911 – before 1935
Arthur Drews (1865-1935), a professor of philosophy and German language at the Technische Hochschule in Karlsruhe, Germany, writes a letter of thanks for Georg Bredig (1868-1944) for "considering the lecture hall."
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Visiting card from Fritz Haber including message to Georg Bredig
- Circa 1914 – 1934
Visting card from Fritz Haber (1868-1934), including a brief message to Georg Bredig (1868-1944).
Haber thanks Bredig for the invitation, which he accepts with pleasure.
- Author Haber, Fritz, 1868-1934
- Addressee Bredig, Georg, 1868-1944
- Subject Haber, Fritz, 1868-1934, Bredig, Georg, 1868-1944
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Thank you note from Ernst Berl to Georg and Rosa Bredig
- 1923-Oct-29
Thank you note from Ernst Berl (1877-1946) to Georg Bredig (1868-1944) and his wife Rosa Bredig (1877-1933). Note thanks them for their hospitality and invites the Bredigs to stay at his home in Darmstadt, Germany in…
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3 items
Letter from Svante Arrhenius to Georg Bredig, February 25, 1923
- 1923-Feb-25
In a letter to Georg Bredig (1868-1944), Svante Arrhenius (1859-1927) expresses his views on teaching humanistic studies at technical universities, opium imports, and world politics.
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3 items
Letter from Svante Arrhenius to Georg Bredig, February 1923
- 1923-Feb-25
In a letter to Georg Bredig (1868-1944), Svante Arrhenius (1859-1927) shares his thoughts about current events, world politics, and the future of science in Europe.
- Addressee Bredig, Georg, 1868-1944
- Creator Of Work Arrhenius, Svante, 1859-1927
- Subject Bredig, Georg, 1868-1944, Arrhenius, Svante, 1859-1927, Chemists, Nobel Prize winners
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3 items
Letter from Svante Arrhenius to Georg Bredig, February 1923
- 1923-Feb-25
In a letter to Georg Bredig (1868-1944), Svante Arrhenius (1859-1927) shares his thoughts about current events, world politics, and the future of science in Europe.
- Addressee Bredig, Georg, 1868-1944
- Creator Of Work Arrhenius, Svante, 1859-1927
- Subject Arrhenius, Svante, 1859-1927, Bredig, Georg, 1868-1944, Chemists, World politics
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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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Healthful Effect of Gas Light Advertisement
- 1923
Gas mantles and electric bulbs competed for the home lighting market during the first decades of the 20th century. This advertisement claimed modern gas lighting offered health benefits by ridding the atmosphere of dust…
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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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How a Furnace Heats a House
- 1922
Diagram from page 191 of the 1922 volume The Science of Common Things depicting the movement of warm and cool air through a home to demonstrate the functionality of a furnace. Labels indicate heating components such as…
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The Furnace and How it Works
- 1922
Diagram from page 189 of the 1922 volume The Science of Common Things depicting a home heating furnace. Arrows demonstrate the flow of air through the furnace and labels indicate the components of the furnace and stages…
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How Coal Burns
- 1922
Diagram from page 163 of the 1922 volume The Science of Common Things depicting how coal ignites and burns in a stove. Arrows illustrate the movement of air through the stove. The reactions between oxygen, carbon,…
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The Organs of Digestion
- 1922
Diagram from page 52 of the 1922 volume The Science of Common Things depicting the organs of the digestive system, including the mouth, throat, stomach, gall bladder, and spleen.
The Science of Common Things is a…
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Exterior view of Welsbach Gas Light Company facility
- 1920s
Photographic reproduction of an artist's rendering of the Welsbach Gas Light Company site located along the Delaware River in Gloucester City, New Jersey. From 1888 to 1940, the Welsbach Gas Light Company held…
