Weekly diagram of U-Boat Warfare

Date: July 1940 Reference: MFQ 1/583 (16) Creator: Maps and plans extracted to flat storage from records of various departments held at the Public Record Office, Kew Catalogue context: 38 items extracted from ADM 199/2057 . Printed by the Anti-Submarine Warfare Division to illustrate Monthly Anti-Submarine Reports March-December 1940. Detailed descriptions are given at item level. Categories: Second World War Subjects: Archives and libraries; Maps and plans; Navy Topics: Land and buildings; Military and war; Transport and travel 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