A World War One Poster. Exhibited in the South West Wales Museums touring exhibition 2015 - 2016, 'Posters of the First World War : Passion, Propaganda and Print'. 'Save the Wheat, Help the Fleet'. Artist: Unknown Printed: Hazel, Watson & Vinney Ltd., London Publisher: Food Controller, Ministry of Food Date: October 1917 Dimensions : Medium : Lithograph and Letterpress