Wisconsin Historical Society's Visual MaterialsThe Wisconsin Historical Society's Archives has approximately 3 million images in more than 6,000 collections. Materials include photographs, negatives, films, architectural drawings, cartoons, lithographs, posters, and ephemeral materials from private, business, and governmental sources. Collections have a national focus in the areas of 19th century expeditionary photography, Native American images, mass communications, and social action movements including labor and civil rights.