The digital collection WWI Military Portraits is part of the digital image collections of the Milwaukee Public Library. The collection contains 33,000 items (photographs, typewritten volumes, and service records). There are some 6,000 photographs. The items were complied from collections of the American War Mothers Milwaukee County Chapter and the Milwaukee County Council of Defense. You can browse all items, filter the results using the free text search or using the subject filter. In the advanced search mode you can add search fields at will. Some items refer to the Canadian and Polish armies.
The World War I Collection: Posters has been created by the Hoover Institution at Stanford University. This digital collection contains 12,300 posters published in the United States, the United Kingdom, Germany, Poland and Russia, Italy, Austria, Canada and Hungary, to mention here only the countries with more than 100 posters in this collection. The size and variety of this collection is extraordinary. There are several filters to make a selection (e.g. country of origin, language, creator) and you can set the time period. For 1914-1918 there are some 10,600 items. The results can be viewed in a list or in a grid. It is possible to create a user account, to save your search questions and create your own collections. This collections can only be viewed with an English interface.
The portal World War I – Library of Congress is a section of the vast website of the Library of Congress. This portal offers easy access to the various digital collections of the Library of Congress concerning the First World War. You can choose the featured collection, pick your favourite from the overview of collections or select one by resource type and format. You can also visit vortual exhibitions. There is a special First World War research guide, a blog and an events calendar, and there is also a section for teachers.
Several of the individual digital collections of the Library of Congress are featured here in separate entries.
The digital collection World War I: Declarations of War from Around the Globe has been created by the Law Library of the Library of Congress, Washington, D.C. The collection brings you some twenty declarations of war declared between 1914 and 1918, and additional documents, in particular concerning the American involvement. In some cases the documents are taken from source editions, in other cases you can see the official publication in national gazettes or special proclamations.
You can find more collections of the Library of Congress concerning the First World War at its topical portal.
The World War I Centennial portal has been created by the National Archives in Washington, D.C., to commemorate the entrance on April 6, 1917 of the United States into the First World War. The portal has many features, ranging from timelines, genealogical records, collections about a number of themes such as technology, training, medicine, battlefields, the homefront and remembrance, to an app (Remembering WW1), crowdsourcing for transcribing records and educational resources. The portal offers also links to digital collections elsewhere. You can view this portal only in English.
The digital collection World War I Glass Plate Stereographs 1914-1929 has been created by Pennsylvania State University Libraries. This collection contains 368 stereoscopic photographs taken between 1914 and 1927. The photos were mainly taken in France, a few in Belgium, Germany, Italy, Macedonia and Greece. In particular the American Expeditionary Force and an afterwar meeting of the American Legion near Paris in 1927 come into view. Some of the images show most graphic injuries and soldiers killed in action. You can browse the images and filter them for year. There is also a simple free text search and an advanced search mode. For each stereograph both images are shown, without digital animation. There is a separate finding aid for this collection.
The digital World War I Collection has been created by the University of Colorado, Boulder. This digital collection contains some 1,100 books ranging from pamphlets and government publications to full monographs. You can either browse them all and subsequently narrow the results using search filters or search using categories. Among the more frequent subjects are atrocities, peace, propaganda, the United States of America and food supply. The collection can only be viewed in English.