World War II poster - Careless Talk Costs Lives campaign - Keep It Dark

Date: 1939-1945 Reference: EXT 1/119 (6) Creator: Documents and objects extracted from various record series Catalogue context: 22 items extracted from INF 13/217 . Flyers for the 'Careless Talk Costs Lives' and 'Keep It Dark' campaigns. Categories: Posters; Second World War Subjects: Archives and libraries Topics: Military and war; 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