Use of Health Resources by Rural People in Two Central New York Counties, 1949, by Olaf F. Larson and Donald G. Hay.Olaf F. Larson1951EN
Educational foundations for rural rehabilitation / R.W. Roskelley and Olaf F. Larson.R. Roskelley1939EN
Contemporary transportation / Donald F. Wood, James C. Johnson.James C. Johnson, Donald F. Wood1980EN