Crew list of Ships hit by U-boats
Olav Helgesen
Merchant Navy. Norwegian
Roster information listed for Olav Helgesen
| Ship | Type | Rank / role | Attacked on | Boat | |
|---|---|---|---|---|---|
 | Viva | Steam merchant | Radio Operator | 9 Feb 1944 | U-188 |
| Ship | Type | Rank / role | Attacked on | Boat | |
|---|---|---|---|---|---|
| Viva | Steam merchant | Radio Operator | 9 Feb 1944 | U-188 |