The Ernst Berl Papers contain correspondence, professional files, patent files, financial records, personal files, papers and speeches, and publications of Austrian chemical engineer Ernst Berl. During World War One, he produced explosives and chemical weapons. In 1919, Berl accepted a position at the Technical University of Darmstadt as a professor. He enjoyed a distinguished career at this institution, conducting research on a wide range of topics, including, but not limited to, synthetic fabrics, chemistry of fuels, sulfuric acid, and methods of chemical analysis. When the Nazis came to power in Germany in 1933, Berl and other Jewish faculty members were dismissed from their university posts. That same year, he moved to the United States when he was appointed Research Professor of Chemical Engineering at the Carnegie Institute of Technology (now Carnegie-Mellon University) in Pittsburgh, Pennsylvania.
At Carnegie Tech, Berl enjoyed a distinguished and productive scientific career. He conducted research on a wide range of topics, including, but not limited to cellulose chemistry, chemistry of fuels, and methods of chemical distillation. In addition to being a prominent chemical engineer, Berl was a prolific inventor who was awarded a number of patents over the course of his career. In 1931, he was awarded a United States patent for the “Berl Saddle,” a ceramic distillation tower packing which is still widely used in the chemical industry today. In 1940, he invented a method of synthesizing coal and oil from plant material at a relatively low cost.
A small selection of the collection has been digitized.
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Herbert Berl's school report card, 1921-1922
- 1921 – 1922
Report card for the 1921-1922 school year belonging to Herbert Berl (1913-2000), son of Ernst Berl (1877-1946).
- Creator Of Work Ludwig-Georgs-Gymnasium (Darmstadt, Germany)
- Subject Berl, Herbert, Report cards, Schools, German
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Herbert Berl's school report card, 1924-1925
- 1924 – 1925
Report card for the 1924-1925 school year belonging to Herbert Berl (1913-2000), son of Ernst Berl (1877-1946).
- Creator Of Work Ludwig-Georgs-Gymnasium (Darmstadt, Germany)
- Subject Berl, Herbert, Report cards, Schools, German
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2 items
Herbert Berl's school report card, 1928-1929
- 1928 – 1929
Transcript and report card belonging to Herbert Berl (1913-2000), son of Ernst Berl (1877-1946). One side of the document contains the transcript forthe 1928-1929 school year. The other side of the document is a report…
- Subject Berl, Herbert, Report cards, Schools, German
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3 items
German patent for the production of activated carbon
- 1929-Oct-12
German patent #484056 for the production of activated carbon, awarded to Ernst Berl (1877-1946).
- Creator Of Work Germany. Reichspatentamt
- Subject Patents, Berl, Ernst, 1877-1946, Carbon, Activated, Germany. Reichspatentamt
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Letter to Ernst Berl from Samuel Harden Church, December 4, 1934
- 1934-Dec-04
Letter from Samuel Harden Church (1858-1943) to Ernst Berl (1877-1946), acknowledging that he has received from Berl various items issued by the German government, likely during the hyperinflation period in post-World…
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5 items
German patent for the process of producing hydrogen peroxide
- 1937-Aug-13
German patent #648964 for the process of producing hydrogen peroxide, awarded to Ernst Berl (1877-1946).
- Creator Of Work Germany. Reichspatentamt
- Subject Patents, Hydrogen peroxide, Berl, Ernst, 1877-1946, Germany. Reichspatentamt
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Letter from the United States Department of State to Ernst Berl, September 29, 1938
- 1938-Sep-29
Letter to Ernst Berl (1877-1946) from an unknown author at the United States Department of State. The letter thanks Berl for his offer to assist the U.S. government and congratulates him for his impending naturalization…
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Letter from the United States Department of State to Ernst Berl, September 29, 1938
- 1938-Sep-29
Letter from the United States Department of State to Ernst Berl (1877-1946) thanking him for offering his services in a case of emergency.
- Author United States. Department of State
- Addressee Berl, Ernst, 1877-1946
- Subject Berl, Ernst, 1877-1946, United States. Department of State
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2 items
Stock certificate for Berl Chemical Corporation
- 1939-May-06
Stock certificate for 30 shares of Berl Chemical Corporation, belonging to Ernst Berl (1877-1946).
- Printer Corporation Service Company
- Subject Stocks, Berl Chemical Corporation, Berl, Ernst, 1877-1946
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2 items
The Bulletin Index: Pittsburgh's Weekly Newsmagazine, December 28, 1939
- The Bulletin Index: Pittsburgh's Weekly Newsmagazine, Volume 115, Number 26
- 1939-Dec-28
Front page and page 6 of the December 28, 1939 issue of the Bulletin Index: Pittsburgh's Weekly Newsmagazine. The article on the top left, titled "Warfare Waste," features Ernst Berl (1877-1946) discussing ammunition…
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Letter to Ernst Berl from Robert T. Pell, February 18, 1941
- 1941-Feb-18
Letter from Robert T. Pell (1902-1969) of the United States Department of State's Division of European Affairs to Ernst Berl (1877-1946) about an application Berl's son (Herbert Berl, 1913-2000) had submitted to the…
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Letter from Ernst Berl to the United States Department of State, March 18, 1941
- 1941-Mar-18
Letter from Ernst Berl (1877-1946) to the United States Department of State inquiring about receiving royalties on his German patent no. 522, 572.
- Author Berl, Ernst, 1877-1946
- Addressee United States. Department of State
- Subject Berl, Ernst, 1877-1946, United States. Department of State, Patents
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Letter from from Clyde L. Herring to Ernst Berl, March 9, 1942
- 1942-Mar-09
Letter from Clyde L. Herring (1879-1945), U.S. Senator for Iowa and a member of the Senate Committee on Finance, thanking Ernst Berl (1877-1946) for sending a letter and article regarding explosions of ordnance plants.…
- Author Herring, Clyde L. (Clyde LaVerne), 1879-1945, United States. Department of State
- Addressee Berl, Ernst, 1877-1946
- Subject Berl, Ernst, 1877-1946, Knudsen, William S., 1879-1948, Herring, Clyde L. (Clyde LaVerne), 1879-1945, United States. Congress. Senate, World War (1939-1945), United States. Congress. Senate. Committee on Finance
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2 items
American-Owned Properties in Enemy or Ally of Enemy Territory or Territory Controlled or Occupied by an Enemy or Ally of Enemy
- 1942-Mar-20
This March 1942 document by the United States Department of State reviews the United State's policy regarding property owned by American citizens in enemy territory during World War II.
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Letter from P. M. Robinson to Ernst Berl
- 1942-Oct-28
Letter from P. M. Robinson of the United States Office of Petroleum Coordination for War thanking Ernst Berl (1877-1946) for his suggestions regarding the utilization of waste agricultural products. Robinson adds that…
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4 items
Ernst Berl's application for federal employment, 1942
- 1942-Nov-30
Ernst Berl's (1877-1946) application for federal employment, completed November 30, 1942, while Berl was living in Pittsburgh, Pennsylvania.
- Contributor Berl, Ernst, 1877-1946
- Creator Of Work United States Civil Service Commission
- Subject Berl, Ernst, 1877-1946, United States Civil Service Commission, Civil service--Officials and employees
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Letter from the United States Department of State to Ernst Berl, March 18, 1943
- 1943-Mar-18
Letter from Green H. Hackworth (1883-1973), a legal advisor with the United States Department of State, to Ernst Berl (1877-1946) regarding his property in Germany.
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Letter from the United States Department of State to Ernst Berl, April 7, 1943
- 1943-Apr-07
Letter from Green H. Hackworth (1883-1973), a legal advisor with the United States Department of State, to Ernst Berl (1877-1946) regarding his property in Germany.
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2 items
Letter to Ernst Berl from J. E. Butterworth, April 16, 1943
- 1943-Apr-16
Letter from J. E. Butterworth of the United States War Department, confirming that Ernst Berl's (1877-1946) application for the position of Expert Consultant to the War Department has been approved. Butterworth…
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Letter from E. W. Gruhn to Ernst Berl, September 15, 1943
- 1943-Sep-15
Letter from E. W. Gruhn, deputy director of intelligence of the United States War Department, to Ernst Berl (1877-1946). Gruhn asks Berl to answer a series of questions regarding his age, citizenship status, and…
- Addressee Berl, Ernst, 1877-1946
- Author Gruhn, E. W., United States. War Department
- Subject Berl, Ernst, 1877-1946, Gruhn, E. W., United States. War Department
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2 items
Letter from Ernst Berl to Colonel E. W. Gruhn, September 20, 1943
- 1943-Sep-20
Ernst Berl (1877-1946) answers E. W. Gruhn, deputy director of intelligence of the United States War Department, questions regarding his age, citizenship status, and willingness to serve overseas. Berl also writes an…
- Addressee United States. War Department, Gruhn, E. W.
- Author Berl, Ernst, 1877-1946
- Subject Berl, Ernst, 1877-1946, Gruhn, E. W., United States. War Department
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Notification of Personnel Action regarding Ernst Berl, February 4, 1944
- 1944-Feb-04
Document notifying Ernst Berl (1877-1946) that he has been transferred from Expert Consultant to the Army Services Force, Intelligence Division, to Expert Consultant, Office of the Chief of Staff.
- Creator Of Work United States. War Department
- Subject Berl, Ernst, 1877-1946, Civil service positions
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Letter from the United States Office of War Information to Ernst Berl, April 6, 1944
- 1944-Apr-06
Letter from W. O. Somin of the United States Office of War Information to Ernst Berl (1877-1946) requesting a description, in German, of Berl's invention that "turns 'farm wastes' into gasoline."
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Letter from the United State Patent Office to Ernst Berl, April 19, 1944
- 1944-Apr-19
Letter from the United States Patent Office to Ernst Berl (1877-1946) regarding patent applications.
- Addressee Berl, Ernst, 1877-1946
- Author United States. Patent Office
- Subject Patents, United States. Patent Office, Berl, Ernst, 1877-1946
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Letter from Ernst Berl to the United States Department of State, Division of European Affairs, July 10, 1944
- 1944-Jul-10
Letter from Ernst Berl (1877-1946) to the United States Department of State, Division of European Affairs. Berl asks if the United States would be interested in his process of converting plant material into coal,…