Crew list of Ships hit by U-boats
John Joseph Harper
Merchant Navy. British
| Born | 1910 | Liverpool | |
| Died | 20 Apr 1941 | (31) |
Roster information listed for John Joseph Harper
| Ship | Type | Rank / role | Attacked on | Boat | |
|---|---|---|---|---|---|
 | Empire Endurance | Steam merchant | Fireman and Storekeeper | 20 Apr 1941 (+) | U-73 (1) |