The digital collection WW1 Pamphlets 1913-1920 has been created by the Butler Library of Colombia University, New York. This collection which is stored since February 2014 within the Internet Archive contains some 440 digitized items. You can sort them by title, date of publication and creator, or filter them by topics and language. 300 pamphlets are in English, some 60 in French and German, the remainder in other European languages. The collection is accessible in English.