Crew list of Ships hit by U-boats
Karl Bertin Thedor Karlsen
Merchant Navy. Norwegian
| Born | 7 Aug 1903 | Borge, Nordland | |
| Died | 11 Mar 1944 | (40) | Suez |
Roster information listed for Karl Bertin Thedor Karlsen
| Ship | Type | Rank / role | Attacked on | Boat | |
|---|---|---|---|---|---|
 | Norland | Motor tanker | Pumpman | 20 May 1942 | U-108 (1) |
| Fjordaas | Motor tanker | Pumpman | 11 Sep 1942 | U-218 (1) |