Correspondence; miscellaneous letters, manuscripts, clippings, and printed material, 1867-1922, relating to the American Historical Association, the Centenary of Anglo-American Peace, and Dartmouth College; memorabilia, and photographs and postcards. Also, Dunning family correspondence and manuscripts, 1781-1915, including letters from Robert Kerr to W.A. Dunning; letters and post cards to Matilda A. Dunning; journals and diaries of William A. Dunning, 1873-1875 and undated, and Charlotte Dunning, 1899-1915; miscellaneous letters among family members; visiting cards; a composition written by Dunning while a boy; and letters relating to Dartmouth college. The collection also includes manuscript notes for lectures, articles, reviews, books, and chapters by Dunning. Some subjects include: "The British Empire and the United States", "Carl Schurz", "England and Ireland", and "Political Theory".

Correspondence and papers of Westermann. The correspondence relates to his teaching activities, lectureships, publications, and the various professional organizations, and institutes with which he was associated. The collection also contains his notes and typescripts for his lectures, articles, and other writings.