Search Results
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2 items
Autographed postcard from attendees of the Mendeleev Congress addressed to Georg Bredig
- 1934-Sep-14
Postcard to Georg Bredig from an unknown sender (perhaps an Adolf König?), sent from the 1934 Mendeleev Congress in Leningrad, signed by many of Bredig's colleagues and former students.
Signatories, from left to right,…
- Addressee Bredig, Georg, 1868-1944
- Contributor Hahn, Otto, 1879-1968, Meitner, Lise, 1878-1968, Svedberg, Theodor, 1884-1971
- Subject Hahn, Otto, 1879-1968, Meitner, Lise, 1878-1968, Svedberg, Theodor, 1884-1971, Bredig, Georg, 1868-1944, Chemistry, Physical and theoretical, Congresses and conventions, Brønsted, J. N. (Johannes Nicolaus), 1879-1947, Cameron, J. W. MacBain (James William MacBain), 1910-1975
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Letter from Alfred Hettner to Georg Bredig, 1934
- 1934-Aug-07
Letter from Alfred Hettner (1859-1941) to Georg Bredig (1868-1944). Hettner was a German geographer who studied Europe, Colombia, Chile, and Russia.
- Addressee Bredig, Georg, 1868-1944
- Author Hettner, Alfred, 1859-1941
- Subject Hettner, Alfred, 1859-1941, Bredig, Georg, 1868-1944, Chemists, Geographers
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Letter from the Karlsruhe City Tax Office to Georg Bredig
- 1934-Aug-02
- Creator Of Work Finanzamt Karlsruhe Stadt
- Addressee Bredig, Georg, 1868-1944
- Subject Property tax, Taxation, Taxation--Law and legislation, Bredig, Georg, 1868-1944, Third Reich
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Letter from Keren Hayesod to Max Bredig, July 17, 1934
- 1934-Jul-17
Keren Hayesod, a Jewish fundraising organization, thanks Max Bredig (1902-1977) for his monetary donation. Keren Hayesod was founded in London in 1920 at the World Zionist Conference and relocated to Jerusalem in 1926.
- Author Keren Hayesod
- Addressee Bredig, Max Albert, 1902-1977
- Subject Keren Hayesod, Bredig, Max Albert, 1902-1977
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Receipt from Keren Kayemeth Leisrael
- 1934-Jul-06
Receipt for a donation from Max Albert Bredig (1902-1977) to Keren Kayemeth Leisrael, also known as the Jewish National Fund.
- Contributor Bredig, Max Albert, 1902-1977
- Creator Of Work Jewish National Fund
- Subject Jewish National Fund, Bredig, Max Albert, 1902-1977
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2 items
Letter from Percy L. Julian to Ray Dawson
- 1934-Jun-25
Percy Julian (1899-1975) writes to his student, Ray Fields Dawson (1911-2012) to express his pleasure at Dawson's excellent performance in organic chemistry. He notes upcoming student publications and hopes that next…
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Letter from Arnold O. Beckman to Glenn Joseph
- 1934-Jun-25
Letter regarding the possible contents of and functioning of the glass electrode in the first pH meter models.
Arnold Beckman invented his first pH meter in 1934 at the request of Glenn Joseph, a chemist from the…
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Letter from W. E. Baier to Arnold O. Beckman
- 1934-Jun-22
This letter spells out the instrument maintenance and upgrades that the California Fruit Growers Exchange believe are included with the cost of developing the "glass electrode apparatus" (an early prototype of the…
- Addressee Beckman, Arnold O.
- Author Baier, W. E.
- Subject Hydrogen-ion concentration--Measurement--Instruments, Sunkist Growers, inc., Scientific apparatus and instruments, Electrodes, Glass, Scientific apparatus and instruments--Design and construction, California Fruit Growers Exchange, Beckman Instruments, Inc.
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Letter from Keren Kayemeth Leisrael to Max Bredig, June 21, 1934
- 1934-Jun-21
Letter from Keren Kayemeth Leisrael (Jewish National Fund) to Max Albert Bredig (1902-1977), thanking him for his donation.
- Author Jewish National Fund
- Addressee Bredig, Max Albert, 1902-1977
- Subject Bredig, Max Albert, 1902-1977, Jewish National Fund
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Letter from Keren Hayesod to Max Bredig, June 1, 1934
- 1934-Jun-21
Keren Hayesod, a Jewish fundraising organization, thanks Max Bredig (1902-1977) for his monetary donation and explains why they cannot accept it. They request that he make an appointment to learn more about their work.…
- Author Keren Hayesod
- Addressee Bredig, Max Albert, 1902-1977
- Subject Bredig, Max Albert, 1902-1977, Keren Hayesod
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Financial statement for glass electrode
- 1934-Jun-19
A bill sent by Arnold Beckman to W. E. Baier, covering the cost of a "glass-electrode apparatus," which was included in the first Beckman pH meter.
Arnold Beckman invented his first pH meter in 1934 at the request of a…
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2 items
Thank you note from Richard Kuhn to Georg Bredig
- 1934-Jun-11
Thank you note from Richard Kuhn (1900-1967) to Georg Bredig (1868-1944).
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Letter from the Jewish Welfare and Youth Office to Max Bredig
- 1934-Jun-05
The Jewish Welfare and Youth Office in Berlin thanks Max Bredig (1902-1977) for his recent monetary donation.
- Addressee Bredig, Max Albert, 1902-1977
- Subject Bredig, Max Albert, 1902-1977
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2 items
Letter from Arnold O. Beckman to Arthur E. Freston
- 1934-May-28
Arnold O. Beckman provides an overview of the vacuum film-coating process developed for Lee de Forest. The process successfully coated film with magnesium, lead, bismuth, aluminum, and silver. The letter is apparently…
- Addressee Freston, Arthur E.
- Author Beckman, Arnold O.
- Subject Celluloid, Metal coating
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2 items
Letter from Lee de Forest to Arnold O. Beckman
- 1934-May-10
In this letter, de Forest discusses the possibility of using chemicals to fight forest fires.
Lee de Forest (1873–1961) was an inventor, most notably of Audion vacuum tubes in the early twentieth century. His serial…
- Addressee Beckman, Arnold O.
- Author De Forest, Lee, 1873-1961
- Subject Fire extinction, Forest fires--Prevention and control, United States. Forest Service
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Postcard from Theodor Rehbock to Georg Bredig, April 1934
- 1934-Apr
Thank you note signed by Theodor Christoph Heinrich Rehbock's (1864-1950) for 70th birthday wishes. Rehbock was a German hydraulics engineer and professor at the University of Karlsruhe.
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Financial statement for McLeod Gauge and glass electrode development
- 1934-Apr-10
Invoice from Arnold O. Beckman to W. E. Baier
for developing and calibrating McLeod gauges and glass electrodes -- components involved in the early Beckman pH meter.Arnold Beckman invented his first pH meter in 1934…
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Letter from Arnold O. Beckman to Glenn Joseph
- 1934-Apr-09
Directions for calibrating a McLeod gauge for use with the early model of the Beckman pH meter. This letter is likely related to the handwritten McLeod gauge diagrams and calculations also found in this folder. At the…
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Personnel at experimental blast furnace plant
- 1934-Apr-05
Group photograph of personnel at the Fixed Nitrogen Research Laboratory's experimental blast furnace plant, taken at the conclusion of a Tennessee Valley Authority (T.V.A.) operation. Per notations accompanying the…
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9 items
Experimental blast furnace plant during Tennessee Valley Authority operation
- 1934-Apr-05
Assorted views of the Fixed Nitrogen Research Laboratory's experimental blast furnace plant during a Tennessee Valley Authority (T.V.A.) operation.
The Fixed Nitrogen Research Laboratory (F.N.R.L.) was established at…
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Employees observing temperature inside Royster stoves at experimental blast furnace
- 1934-Apr-05
General view of unidentified employees observing the temperature inside the Royster stoves at the Fixed Nitrogen Research Laboratory's experimental blast furnace plant during a Tennessee Valley Authority (T.V.A.)…
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McLeod gauge calibration calculations
- 1934-Mar-22
These calibrations and the diagram were done by W. E. Baier, Research Manager of the California Fruit Growers' Exchange. The McLeod Gauge measures very low pressures of gasses. Its presence in this collection indicates…
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Scientific apparatus at Dearborn laboratory facility
- 1934-Mar-16
Close-up view of scientific apparatus used at the Dearborn Chemical Company 35th Street laboratory facilities located in Chicago, Illinois. Founded in 1887, the Dearborn Chemical Company was a corporate ancestor of…
- Creator Of Work Dearborn Chemical Company
- Photographer C. & C. Photo Service
- Subject Chemical industry, Dearborn Chemical Company, Water purification chemicals industry, Corporations, Laboratories, Scientific apparatus and instruments
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Raw material at Dearborn manufacturing facility
- 1934-Mar-16
Close-up view of raw material and machinery used in the manufacture of water treatment chemicals at the Dearborn Chemical Company's 35th Street laboratory facility and manufacturing plant. Founded in 1887, the Dearborn…
- Creator Of Work Dearborn Chemical Company
- Photographer C. & C. Photo Service
- Subject Chemical industry, Dearborn Chemical Company, Water purification chemicals industry, Corporations, Machinery
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Manufacture of anti-foam treatment at Dearborn manufacturing facility
- 1934-Mar-16
General view of employee Walter Perry filling a barrel with an anti-foam water treatment produced at the Dearborn Chemical Company's 35th Street laboratory facility and manufacturing plant. Founded in 1887, the Dearborn…
- Creator Of Work Dearborn Chemical Company
- Photographer C. & C. Photo Service
- Subject Employees, Chemical industry, Dearborn Chemical Company, Water purification chemicals industry, Barrels, Corporations