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Juergen Rohwer fonds
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6 cm of textual records
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Name of creator
Juergen Rohwer (1924- ) served with the German Navy during the Second World War and is a German naval historian. He joined the German Navy in 1942, serving as an officer successively on a destroyer, a blockade-runner and a minesweeper. After the war he studied history and geography at the University of Hamburg, and he earned a Ph.D. in 1953. After completion of his University career in 1954 he was active in defence studies and in 1959 he was appointed Director of the Library of Contemporary History at Stuttgart University, becoming an Associate Lecturer there in 1971. He holds positions in several German organizations for the study of defence and weapons, and since 1958 he has been editor of the German Naval magazine "Marine Rundeschau". His many studies of naval history have been published in German. The penultimate of these books has been published in English in two volumes under the title "Chronology of the War at Sea 1939-1945. Dr. Rohwer has also contributed to International magazines and collected works on contemporary history, naval history, the Second World War, and librarianship.
Scope and content
Fonds consists of correspondence between Dr. Juergen Rohwer and the Directorate of History during the period 1962-1969. Much of the correspondence was with E.C. Russell, a Canadian naval historian. At the time of the correspondence Rohwer was the Director of the Library of Contemporary History at Stuttgart University in West Germany. Subjects covered include: the performance of the German acoustic torpedo the "Gnat"; the sinkings of U-boats by Canadian ships; and the sinking of Canadian ships by U-boats. Also includes memoranda.
Immediate source of acquisition
Fonds received from Dr. W.A.B. Douglas.
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Copies of the finding aid are located in the first file of the fonds and in the Reading Room at the Directorate of History and Heritage. Electronic copies are also available.
The following related records are available in the Document Collection:
71/132 Photographs (2) of group of Russian and Canadian naval officers on casting of Russian submarine S-51 or S-56 at Halifax. 29 Dec 1942. Correspondence attached indicates Dr. J. Rohwer working on a book on S class submarines.
75/548 Rohwer on ULTRA; a full translation from German text as "The Allied radio decryption service and the submarine war". 18 Mar - 26 Aug 1975.
77/38 Commission internationale d'histoire militaire. [Conference, Tehran, Iran, 6-16 July 1976; papers on the theme of neutrality and armed forces.] Includes paper "American neutrality, 1939-1941 and the battle of the Atlantic, by Jurgen Rohwer.
78/200 "The Soviet Navy; ships and strategy.” Reprinted from "Problems of Communism", XXVII (Jan-Feb 1978, 51-58.) Review article
78/255 Memorandum from P.A.C. Chaplin to Director concerning German sources for the RCAF history, particularly the Battle of the Atlantic, and his conversations with Prof. Jurgen Rohwer while in Germany. 25 May 1978.
88/193 "Allied and Axis radio-intelligence in the Battle of the Atlantic; a comparative analysis". Presented at the 13th Military Symposium, U.S. Air Force Academy at Colorado Springs, 12-14 October 1988.
See also 99/36 W.A.B. Douglas fonds
The following related records are available in the SGR Collection:
SGR II 175 "Preliminary remarks concerning the security of German cryptomaterial" [Translated from German text], "Marine Rundchau", LXXII (September 1975), 527-533.
SGR II 195 Der Ausbruch des Korea-Krieges. Offprint from forthcoming book.
SGR II 209 "The critical convoy battle of 1943". Translated from "Galeitzugschlachten im Maerz 1943", by H. Sigurd. Chap. XIV summary. 1975
SGR II 212 "RCAF squadrons in the Battle of the Atlantic." Translated from Galeitzugschlachten im Maerz 1943", by H. Sigurd. 1975
SGR II 213 "Analysis of T-5 German acoustic torpedo (Gnat): shots by submarine against escort vessels". In German only. 
SGR II 220 Did "Ultra" determine the outcome of the war? [Translated from German text]. "Marine-Rundschau", LXXVI (January 1979), 29-36. Summary of discussions between experts and historians at two international conferences.
SGR II 224 "Special Intelligence" and convoy control in the fall of 1941 [Translated from German text]. "Marine-Rundschau", LXXV (November 1978), 711-719.
SGR II 319 "The end of the Gorshkov era" [Translated from German text]. "Marine-Rundschau", LXXXIII (March/April 1986), 88-97.
SGR II 343 "The use of radio to command the German U-boats in the Second World War. Translation of reprint, in two parts, from "Wehrtechnik" 9/69, 324-328 and 10/69, 360-364.
The following related record is available in the Kardex Collection:
641.003 (D1) Evaluation of "Zaunkonig" acoustic torpedo in operations. Report by J. Rohwer for Federal (W. Germany) Office of Defence Engineering and Development. 1964.
No further accruals are expected.
Both the original German text and the English translations are included for nearly all of the letters from Rohwer. However, the translation does not always appear with its original within the document. Letters from the Director of History and staff appear in English only.
Originally titled Correspondence on Convoy Battles of the Second World War
This is a bilingual fonds; English and German. Both the original German text and the English translations are included for nearly all of the letters from Rohwer. However, the translation does not always appear with its original within the document. Letters from the Director of History and staff appear in English only.