Scope and Contents From the Record Group: The Louis Wolfanger collection includes soil science and geography course material. Included are course outlines and exams from soil science classes and a geography class for the Army Air Corps at Michigan State University, blank doctorate exams for Wolfanger’s former students at MSU, and correspondence and information regarding meetings on zoning. There are also lectures on soil science from C. F. Marbut and H. H. Bennett, professors associated with the United States Department of...