Patrol of German U-boat U-537 from 25 Mar 1944 to 2 Aug 1944 - Kriegsmarine U-boat patrols - uboat.net
Photo] Civilian technician Dr. Kurt Sommermeyer aboard U-537 in the Labrador Sea listening to signals transmitted by Weather Station Kurt (named for Sommermeyer) broadcasting from the Labrador coast, 24 Oct 1943.
1943 - German Submarine U-537 - Assorted Sources
U-537
File:Kapitänleutnant Peter Schrewe.jpg - Wikimedia Commons
German submarine U-181 - Wikiwand
The Type IXC/40 U-boat U-537 - German U-boats of WWII - uboat.net
www.elSnorkel.com : U-537
1943 - German Submarine U-537 - Assorted Sources
Action of 10 November 1944 | Military Wiki | Fandom