INF3 264 Anti rumour and careless talk It's the kind of talk that puts U boats on our trail

INF3 264 Anti rumour and careless talk It's the kind of talk that puts U boats on our trail

English: "..and my lad, never mention sailing dates, cargoes or destinations to anyone. It's that kind of talk that puts U-boats on our trail."
Date: 1939-46
Artist: Unknown