Primary Sources
- World War History: Newspaper Clippings, 1914 to 1926Newspaper clippings covering contemporary news reports, war-related editorials, features, cartoons, photos, maps, and more
- Great War ArchiveWWI poetry, photographs, audio, film, official documents, propaganda posters, memorabilia, etc
- Stars and Stripes: The American Soldiers' Newspaper of World War I, 1918 to 1919The complete seventy-one-week run of The Stars and Stripes World War I edition
- Internet Archive WWI documentsVarious primary source documents on WWI archived by the Internet Archive
- Veteran's History Project: World War IPersonal accounts, photos, letters, and recordings of American veterans of World War I
Primary Source Directories
- World War I Document ArchivePrimary source collection relating to the First World War.