Gen. Joseph T. Dickman, commander of the Army of Occupation in World War I, a Dayton native and a former student of St. Mary's Institute, speaks at commencement address. UD is first college or university to be accepted as a charter member of National Aeronautical Association. Reopened in 1974. Last high school class graduates. UD becomes first Catholic coeducational institution in the nation.
Graduate studies begin.
Registration first exceeds 1,000. Marian Library established as part of the Centenary of the Society of Mary in America. Today, it houses the world's largest collection of printed material on Mary, mother of Jesus. Orville Wright receives honorary doctorate of science. Brother John Elbert, S.M., president, participated in the National Conference of Defense's Committee of Colleges and Universities, studying the role of higher education and national defense.