Crew list of Ships hit by U-boats
Henry Hoeppner
Merchant Marine. American
Roster information listed for Henry Hoeppner
| Ship | Type | Rank / role | Attacked on | Boat | |
|---|---|---|---|---|---|
 | Mark Hanna | Steam merchant | Master | 9 Mar 1943 | U-510 |
| Ship | Type | Rank / role | Attacked on | Boat | |
|---|---|---|---|---|---|
| Mark Hanna | Steam merchant | Master | 9 Mar 1943 | U-510 |