- 1932Assistant In Biology
- 1933[position unknown]
- 1950[position unknown]
- 1936Teaching Fellow
- 1952Rofessor Of Biology
- 1941Teaching Fellow
- 1948Instructor
- 1939Teaching Fellow In Biology
- 1940Teaching Fellow In Biology
- 1941Teaching Fellow In Biology
- 1943Research Associate In Biology
- 1936Research Associate
- 1937Research Assistant In Cell Physiology
- 1930Assistant Instructor
- 1939Assistant Professor Of Biology
- 1940Assistant Professor Of Biology
- 1929Assistant In Biology
- 1930Assistant Instructor
- 1931Assistant Instructor
- 1932Assistant In Biology
- 1933[position unknown]
- 1931Assistant
- 1939Associate Professor
- 1940Associate Professor
- 1942Associate Professor
- 1943Research Associate
- 1930Instructor
- 1929Assistant Professor Of Biology
- 1941Research Associate
- 1937Research Associate In Biology
- 1938Research Associate
- 1939Visiting Assistant Professor Of Biology
- 1940Visiting Assistant Professor Of Biology
- 1941Visiting Assistant Professor Of Biology
- 1938Research Associate In Biology
- 1939Research Associate
- 1939Visiting Assistant Professor Of Biology
- 1940Visiting Assistant Professor Of Biology
- 1929Assistant In Biology
- 1929Associate Professor Of Biology
- 1930Associate Professor Of Biology
- 1931Associate Professor Of Biology
- 1931Professor Of Biology
- 1932Associate Professor Of Biology
- 1932Professor Of Biology
- 1933[position unknown]
- 1932Assistant Professor
- 1933[position unknown]
- 1934Assistant Professor
- 1939Associate Professor Of Biology
- 1940Associate Professor Of Biology
- 1941Associate Professor
- 1943Associate Professor Of Biology
- 1944Associate Professor
- 1929Assistant In Biology
- 1939Medical Student
- 1940Medical Student
- 1941Research Worker
- 1929Instructor
- 1929Assistant In Biology
- 1932Assistant In Biology
- 1964Associate Professor Of Biology
- 1929Assistant In Biology
- 1932Research Assistant
- 1941Research
- 1942Research Associate
- 1943Research Associate
- 1941Graduate Student
- 1929Research Professor Of Biology And Chairman Of Department Of Biology
- 1931Research Professor And Chairman Of Department Of Biology
- 1932Research Professor
- 1933[position unknown]
- 1934Research Professor Of Biology
- 1935Research Professor Of Biology
- 1937Research Professor Of Biology
- 1939Research Professor Of Biology
- 1940Research Professor Of Biology
- 1941Research Professor Of Biology
- 1942Research Professor Of Biology
- 1943Research Professor Of Biology
- 1950Professor Emeritus
- 1929Associate Professor
- 1930Associate Professor Of Biology
- 1956Research Associate
- 1929Associate Professor
- 1930Associate Professor
- 1931Associate Professor
- 1932Professor Of Biology
- 1942Research Associate
- 1939Instructor
- 1938Teaching Fellow
- 1937Teaching Fellow
- 1939Teaching Fellow
- 1939Teaching Fellow In Biology
- 1940Teaching Fellow
- 1931Assistant In Biology
- 1935Assistant Professor
- 1929Assistant Professor Of Biology
- 1931Assistant Professor Of Biology
- 1932Assistant Professor Of Biology
- 1933[position unknown]
- 1935Assistant Professor Of Biology
- 1936Assistant Professor Of Biology
- 1937Assistant Professor Of Biology
- 1939Assistant Professor Of Biology
- 1941Assistant Professor Of Biology
- 1942Assistant Professor Of Biology
- 1943Associate Professor Of Biology
- 1944Associate Professor
- 1948Professor Of Biology
- 1950Professor Of Biology
- 1967[position unknown]
- 1940Teaching Fellow
- 1934Assistant In Biology
- 1935Assistant Instructor
- 1936Assistant In Biology
- 1941Visiting Professor Of Biology
- 1936Graduate Student
- 1937Student
- 1929Assistant Professor Of Biochemsitry
- 1934Associate Professor Of Biology
- 1929Assistant In Biology
- 1935Instructor In Biology
- 1938Assistant Professor Of Biology
- 1939Assistant Professor Of Biology
- 1941Assistant Professor Of Biology
- 1932Associate Professor Of Biology
- 1935Teaching Fellow
- 1935Assistant Professor Of Biology
- 1931Assistant In Biology
- 1931Instructor In Biology
- 1951[position unknown]
- 1930Assistant Professor Of Biology
- 1934Assistant In Biology
- 1941Assistant
- 1931Instructor In Biology