Crew list of Ships hit by U-boats
Frank Frederick Cristina
Merchant Marine (Z 239353). American
| Born | 15 Feb 1917 | New Orleans, LA | |
| Died | 13 Sep 2001 | (84) | Tucson, AZ |
Roster information listed for Frank Frederick Cristina
| Ship | Type | Rank / role | Attacked on | Boat | |
|---|---|---|---|---|---|
 | Comol Rico | Steam tanker | Radio Operator | 4 Apr 1942 | U-154 |