German submarine U-155 (1941)

Columns: Date | Ship Name | Flag | Tonnage | Fate
23 May 1942 | Watsonville | Panama | 2,220 | Sunk | 28 May 1942 | Poseidon | Netherlands | 1,928 | Sunk | 30 May 1942 | Baghdad | Norway | 2,161 | Sunk | 28 July 1942 | Barbacena | Brazil | 4,772 | Sunk | 28 July 1942 | Piave | Brazil | 2,347 | Sunk | 28 July 1942 | Bill | Norway | 2,445 | Sunk | 30 July 1942 | Cranford | United States | 6,096 | Sunk

Example questions:
Who died because of the German U-155 torpedo that sunk Brazil 's largest ship ? | A cargo ship that was destroyed about 3 months after completion by the German U-155 was flying a flag from a state established what year ? | The largest ship from the United States that was sunk by the German U-155 was built by what company ? | The second largest ship sunk in May 1942 by the German U-155 was built according to what principle ?

Answers:
Manoel Florêncio Coimbra | 1800 | Union Iron Works | Isherwood principle of longitudinal framing