Crew list of Ships hit by U-boats
Robert James O'Brien
USNR (4035372). American
Roster information listed for Robert James O'Brien
| Ship | Type | Rank / role | Attacked on | Boat | |
|---|---|---|---|---|---|
 | USS Blakeley (DD 150) | Destroyer | Fireman First Class | 25 May 1942 | U-156 |
| Ship | Type | Rank / role | Attacked on | Boat | |
|---|---|---|---|---|---|
| USS Blakeley (DD 150) | Destroyer | Fireman First Class | 25 May 1942 | U-156 |