UW-Madison World War I Collection
Collection of documents curated by the University of Wisconsin, Madison; main focus is on European aspects of the war
http://www.worldwar1centennial.org/index.php/uw-madison-s-world-war-one-special-collection.html
Wisconsin in World War I
Official homepage of the Wisconsin World War I Centennial Committee
http://www.worldwar1centennial.org/index.php/wisconsin-wwi-centennial-home.html