Fonds consists of correspondence and related material such as notes, solutions, papers and reprints of various correspondents including Norman Anning, Donald Coxeter, Clayton W. Dodge, Paul Erdos, Martin Gardner, Victor Thébault, Charles W. Trigg and Leo Sauvé; research material on a broad range of mathematical topics; notebooks; manuscripts of mathematical articles and solutions and book reviews; published works; works about L. Bankoff; photographs; slides; and miscellaneous. Fonds also includes selected issues of many mathematics journals including American Mathematics Monthly and Mathematics Magazine.