FLOTTENRICHTER KRANZBÜHLER: Oberleutnant Heisig, did you yourself take part in an action against the enemy?
HEISIG: Yes.
FLOTTENRICHTER KRANZBÜHLER: On which boat were you, and who was your commander?
HEISIG: I was on U-877, under Kapitänleutnant Finkeisen.
FLOTTENRICHTER KRANZBÜHLER: Please repeat your answer.
HEISIG: I served on U-877 in an action against the enemy, and the commander was Kapitänleutnant Finkeisen.
FLOTTENRICHTER KRANZBÜHLER: Were you successful in action against enemy ships?
HEISIG: The boat was sunk on its way to the area of operations.
FLOTTENRICHTER KRANZBÜHLER: Before you were able to sink an enemy ship?
HEISIG: Yes.