Click here to access the pamphlets
Click here to see the list of Hathi Trust Digital Library materials -- which can be refined by subject, language, format, year of publication, etc. The full-text of most items are available free online.
Great War Primary Document Archive:Photos of the Great War
www.gwpda.org/photos
Click here to access this Library of Congress resource.
Click here to access this collection at the Library of Congress (USA).
Click here to access this collection of world war posters at University of North Texas.