Affiliations Courses Research 1951Medical And Scientific EditorBlakiston Company1952Medical And Scientific EditorBlakiston Company1929Professor Of BiologyNorthwestern University 1948Botany 1948Lecturer1949Botany 1949Lecturer1950Botany 1950Lecturer1951Botany 1951Lecturer1952Botany 1952Lecturer 1929[subject unknown][role unknown]