| Year | Position | Institution |
| 1933 | Brooklyn College 4 | |
| 1935 | Assistant Professor Of Biology | Williams College 8 |
| 1936 | Assistant Professor Of Biology | Williams College 8 |
| 1937 | Assistant Professor Of Biology | Williams College 8 |
| 1938 | Assistant Professor Of Biology | Williams College 8 |
| 1939 | Assistant Professor Of Biology | Williams College 12 |
| 1940 | Assistant Professor Of Biology | Williams College 8 |
| 1941 | Assistant Professor Of Biology | Williams College 8 |
| 1942 | Associate Professor Of Biology | Williams College 8 |
| 1956 | Professor Of Biology | Williams College 4 |
| Year | Role | Course |
| 1928 | Student | Physiology 1928 |
| 1935 | Junior Instructor | Zoology 1935 |
| 1936 | Instructor | Zoology 1936 |
| 1937 | Instructor | Zoology 1937 |
| 1938 | Instructor | Zoology 1938 |
| 1939 | Instructor | Zoology 1939 |
| 1940 | Instructor | Zoology 1940 |
| 1941 | Instructor | Zoology 1941 |
| 1942 | Instructor | Zoology 1942 |
| Year | Subject | Role |
| 1933 | Independent | |
| 1935 | Independent | |
| 1936 | Independent | |
| 1937 | Independent | |
| 1938 | Independent | |
| 1939 | Independent | |
| 1939 | Independent | |
| 1940 | Independent | |
| 1941 | Independent Investigators | |
| 1942 | Independent | |
| 1956 | Library Readers |
| Year | Location |
| 1928 | oberlin, oh |