Search Results
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16 items
Catalog of Laboratory Apparatus and Reagents for Industrial, Medical, Educational Laboratories
- 1922
Williams, Brown & Earl was an American optical instrument and laboratory supply firm formed by H. S. Williams and N. H. Brown at 918 Chestnut Street, Philadelphia, Pennsylvania. This illustrated catalog includes the…
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13 items
An Atlas of Gas Poisoning
- 1918
First edition volume, published in August 1918 by Great Britain's Medical Research Committee. Founded in 1913, the Medical Research Committee and Advisory Council existed primarily for the distribution of medical…
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Letter from Max Bredig to Ilse J. Ursell, July 5, 1946
- 1946-Jul-05
Max Bredig (1902-1977) responds to the secretary for the Society for the Protection of Science and Learning, Ilse J. Ursell. Bredig expresses his gratitude for the interest the Society has taken in his late father,…
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2 items
Catalogue of Chemical and Physical Apparatus and Chemicals
- 1889
Catalog for chemical apparatus produced by Philip Harris & Co., now Philip Harris Ltd., a British laboratory supply company that became a major supplier of equipment for school science. The brand name is now owned by…
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2 items
Manual of Physico-Chemical Measurements
- 1894
Digitized content includes two figures of Ernst Otto Beckmann (1853-1923) apparatus for boiling point elevation.
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The Morse Telegraph Alphabet
- 1896
Text and illustration from page 479 of the 1896 volume New Catechism of Electricity detailing the Morse code alphabet and numerals used to communicate via telegraph.
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The Telegraph
- 1896
Pages 476 and 477 from the 1896 volume New Catechism of Electricity detailing the key components and functionality of the telegraph. The text is accompanied by an illustration of the telegraph's transmitting key (Figure…
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29 items
New Catechism of Electricity: A Practical Treatise
- 1896
Addressed not to "the experimenter or to the toy-maker, nor to the scholar in school or college, but to those who have to deal with Electricity as a part of their life work," this volume seeks to provide an introduction…
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Figure 160. Telegraph Instruments
- Part of Practical Electricity
- 1917
Diagram depicting the different components of a telegraph, including the key, sounder, and relay.
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Figure 161. Diagram of an Electric Telegraph System
- Part of Practical Electricity
- 1917
Diagram depicting an electric telegraph system running between the cities of Richmond, Virginia, Philadelphia, Pennsylvania, and New York, New York.
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16 items
Practical Electricity
- 1917
First edition volume written by Terrell Croft (1880-1967), an American engineer and author of many technical books on electrical and mechanical subjects. The fully illustrated publication was written "to present the…
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11 items
The Design and Equipment of Small Chemical Laboratories
- 1908
Intended to inform the inexperienced college graduate how to design and equip a chemical laboratory, this volume includes sections describing the various general features, appliances, and apparatus needed. Credits the…
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3 items
Letter from Max Bredig to Ernst A. Hauser, September 30, 1945
- 1945-Sep-30
Max Bredig (1902-1977) writes to Ernst A. Hauser (1896-1956) about Hauser's recent response to Wolfgang Ostwald's (1883–1943) obituary. Bredig posits that Ostwald either "behaved like or became a Nazi under the Hitler…
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2 items
Letter from Max Bredig to Journal of Chemical Education
- Decade starting 1945
Annotated letter from Max Albert Bredig (1902-1977) to the editor of the Journal of Chemical Education. The letter was written in response to an article by Ernst A. Hauser (1896-1956), praising Wolfgang Ostwald…
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Letter from Max Bredig to Ernst A. Hauser, February 24, 1946
- 1946-Feb-24
Max Bredig (1902-1977) defends his written opinion in his latest letter to the editor, in which he responded to an article by Ernst A. Hauser (1896-1956). In this article, Hauser praised Wolfgang Ostwald (1883-1943) for…
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Journal of Chemical Education Letters to the Editor, January 1946
- 1946-Jan
Clipping from the Journal of Chemical Education containing two letters to the editor. The first, by Max Bredig (1902-1977), was written in response to an article by Ernst A. Hauser (1896-1956), which praised Wolfgang…
- Author Bredig, Max Albert, 1902-1977, Hauser, Ernst A. (Ernst Alfred), 1896-1956
- Publisher Journal of chemical education
- Subject American Chemical Society, Bredig, Max Albert, 1902-1977, Hauser, Ernst A. (Ernst Alfred), 1896-1956, Ostwald, Wolfgang, 1883-1943, Journal of chemical education, Clippings (Books, newspapers, etc.), Nazis, Chemists, Jewish Holocaust (1939-1945)
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Application for Location Service for Alfred and Eva Schnell
- Decade starting 1945
Application form for Location Service for Alfred (1900-1944) and Eva Schnell (1913-1944), filled out by Max Bredig (1902-1977).
Alfred Schnell was a former colleague of Max Bredig. In the early 1940s, Alfred and his…
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Radiogram from Anny van der Sluys to Max Bredig, July 5, 1945
- 1945-Jul-05
Anny van der Sluys tells Max Bredig (1920-1977) that she has not heard from Alfred (1900-1944) and Eva Schnell (1913-1944).
Alfred Schnell was a former colleague of Max Bredig. In the early 1940s, Alfred and his wife…