U-621 attacked by a Liberator of 224 Squadron in the Bay of Biscay

Date: 31 May 1943 Reference: ADM 199/1418 Creator: Admiralty, Naval Forces, Royal Marines, Coastguard, and related bodies Catalogue context: Anti-U-boat operations Categories: Second World War Subjects: Navy Topics: Military and war Period: Second World War Copyright information: Copyright clearance for publication is not required, except in the case of documents in third-party copyright. Usage terms: https://www.nationalarchives.gov.uk/documents/information-management/use-of-tna-materials.pdf