Crew list of Ships hit by U-boats
Ralph Fred Mazzucco
Merchant Marine. American
| Born | 8 Feb 1919 | Massachusetts | |
| Died | 25 Jun 1964 | (45) | Houston, TX |
Roster information listed for Ralph Fred Mazzucco
| Ship | Type | Rank / role | Attacked on | Boat | |
|---|---|---|---|---|---|
 | W.L. Steed | Steam tanker | Able Seaman | 2 Feb 1942 | U-103 |