Crew list of Ships hit by U-boats
Roelof Koopmans
Merchant Navy. Dutch
| Born | 13 Sep 1897 | Westzaan |
Roster information listed for Roelof Koopmans
| Ship | Type | Rank / role | Attacked on | Boat | |
|---|---|---|---|---|---|
 | Saleier | Steam merchant | Chief Officer | 10 Apr 1941 | U-52 |
| Born | 13 Sep 1897 | Westzaan |
| Ship | Type | Rank / role | Attacked on | Boat | |
|---|---|---|---|---|---|
| Saleier | Steam merchant | Chief Officer | 10 Apr 1941 | U-52 |