'Is Your Journey Really Necesary?', REC poster, 1939-1945.
© NRM / Pictorial Collection / Science & Society Picture Library
Poster produced by the Railway Executive Committee during World War II to remind pasengers to avoid making unnecesary rail journeys during wartime. The transportation of servicemen and war supplies and munitions had to take priority over pasenger journeys. Artwork by Bert Thomas (1883-1966).