| Operations information for U-373 |
19.07.1941 - 20.07.1941
First Sailing - active patrol
U-373 left Kiel under the command of Paul-Karl Loeser on 19th Jul 1941 and arrived at Horten on 20th Jul 1941 after one day.
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30.07.1941 - 01.08.1941
Second Sailing - active patrol
On the 30th Jul 1941, U-373 left Horten under the command of Paul-Karl Loeser and after two days arrived at Trondheim on 1st Aug 1941.
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04.09.1941 - 02.10.1941
Third Sailing - active patrol
U-373 departed under Paul-Karl Loeser from Trondheim on 4th Sep 1941 and arrived at Brest on 2nd Oct 1941 after four weeks.
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31.10.1941 - 21.11.1941
Fourth Sailing - active patrol
U-373 left Brest under the command of Paul-Karl Loeser on 31st Oct 1941 and after three weeks arrived at Lorient on 21st Nov 1941.
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25.12.1941 - 15.01.1942
Fifth Sailing - active patrol
On the 25th Dec 1941, U-373 left Lorient under the command of Paul-Karl Loeser and arrived at La Pallice on 15th Jan 1942 after three weeks.
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25.02.1942 - 26.02.1942
Sixth Sailing - active patrol
U-373 departed under Paul-Karl Loeser from La Pallice on 25th Feb 1942 and returned to La Pallice on 26th Feb 1942 after one day on patrol.
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01.03.1942 - 17.04.1942
Seventh Sailing - active patrol
U-373 left La Pallice under the command of Paul-Karl Loeser on 1st Mar 1942 and arrived back at La Pallice on 17th Apr 1942 after more than six weeks on patrol.
Paul-Karl Loeser hit two ships on this patrol.-
On 17th Mar 1942 he sank the Greek 4,292 ton Mount Lycabettus.
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On 22nd Mar 1942 he sank the British 5,575 ton Thursobank.
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18.05.1942 - 08.07.1942
Eighth Sailing - active patrol
On the 18th May 1942, U-373 left La Pallice under the command of Paul-Karl Loeser and returned over seven weeks later to La Pallice on 8th Jul 1942.
U-373 laid mines on this patrol. These mines were hit by 1 ship.
The 396 ton American John R Williams was sunk by a mine on 24th Jun 1942.
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06.08.1942 - 04.10.1942
Ninth Sailing - active patrol
U-373 departed under Paul-Karl Loeser from La Pallice on 6th Aug 1942 and arrived back at La Pallice eight and a half weeks later on 4th Oct 1942.
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22.11.1942 - 03.01.1943
Tenth Sailing - active patrol
U-373 left La Pallice under the command of Paul-Karl Loeser on 22nd Nov 1942 and returned to La Pallice on 3rd Jan 1943 after six weeks on patrol.
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25.02.1943 - 13.04.1943
Eleventh Sailing - active patrol
On the 25th Feb 1943, U-373 left La Pallice under the command of Paul-Karl Loeser and arrived back at La Pallice on 13th Apr 1943 after more than six weeks on patrol.
On 2nd Mar 1943 in square BE 55, U-373 came under attack from an aircraft of USAAF 1 Squadron. U-373 was moderately damaged by the attack.
At 1007 HRS on 11th Mar 1943 in square AK 99, U-373 came under attack from an aircraft of RAF 120 Squadron. U-373 was not damaged by the attack.
At 1220 HRS on 11th Mar 1943 in square AK 99, U-373 came under attack from an aircraft of RAF 120 Squadron. U-373 was moderately damaged by the attack.
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07.07.1943 - 16.08.1943
Twelfth Sailing - active patrol
U-373 departed under Paul-Karl Loeser from La Pallice on 7th Jul 1943 and returned more than five weeks later to La Pallice on 16th Aug 1943.
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02.10.1943 - 26.11.1943
Thirteenth Sailing - active patrol
U-373 left La Pallice under the command of Detlef von Lehsten on 2nd Oct 1943 and arrived back at La Pallice nearly eight weeks later on 26th Nov 1943.
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01.01.1944 - 05.01.1944
Fourteenth Sailing
On the 1st Jan 1944, U-373 left La Pallice under the command of Detlef von Lehsten and after four days arrived at Brest on 5th Jan 1944.
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16.03.1944 - 18.03.1944
Fifteenth Sailing - active patrol
U-373 departed under Detlef von Lehsten from Brest on 16th Mar 1944 and arrived back at Brest on 18th Mar 1944 after two days on patrol.
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07.06.1944 - 08.06.1944
Sixteenth Sailing - active patrol
U-373 left Brest under the command of Detlef von Lehsten on 7th Jun 1944. The boat was lost on 8th Jun 1944.
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