Artist: Dan Smith, 1865-1934. The ALA produced this poster in 1918 as a part of its "Books for Sammies" campaign to send books books to soldiers. In WW I, the English called American soldiers "Yanks" or "Sammies" for Uncle Sam. Thousands of these posters were displayed in libraries and expanded the libraries' visibility and their role as community centers by participating in wartime initiatives.
In 1939, on the eve of World War Two, the British governmental department, The Ministry of Information produced public reassurance posters in uniform design for the purpose of steadying the nerves of the general public and boosting morale at a time of war