Crew list of Ships hit by U-boats
Clarence Lancaster Mawson
Merchant Navy. British
| Born | 1921 | Morpeth | |
| Died | 3 Jul 1941 | (20) |
Roster information listed for Clarence Lancaster Mawson
| Ship | Type | Rank / role | Attacked on | Boat | |
|---|---|---|---|---|---|
 | Robert L. Holt | Steam merchant | Able Seaman | 3 Jul 1941 (+) | U-69 (1) |