- 1958[position unknown]
- 1963[position unknown]
- 1958[position unknown]
- 1961[position unknown]
- 1950Assistant Professor Of Zoology
- 1948Assistant Professor Of Zoology
- 1949Assistant Professor Of Zoology
- 1951Associate Professor Of Zoology
- 1953Associate Professor Of Genetics
- 1954Associate Professor Of Genetics
- 1955Associate Professor Of Genetics
- 1956Associate Professor Of Genetics
- 1958Professor Of Genetics
- 1959Professor Of Genetics
- 1960Professor Of Genetics
- 1961Professor Of Genetics
- 1962Professor Of Genetics
- 1963Professor Of Genetics
- 1962[position unknown]
- 1951Graduate Student
- 1953[position unknown]
- 1956[position unknown]
- 1954[position unknown]
- 1953[position unknown]
- 1954[position unknown]
- 1955[position unknown]
- 1963[position unknown]
- 1959[position unknown]
- 1960[position unknown]
- 1952[position unknown]
- 1952Teaching Fellow
- 1956[position unknown]
- 1957[position unknown]
- 1931Assistant Professor Of Zoology
- 1933[position unknown]
- 1935Assistant Professor Of Zoology
- 1955[position unknown]
- 1956[position unknown]
- 1958[position unknown]
- 1959[position unknown]
- 1960[position unknown]
- 1961[position unknown]
- 1962[position unknown]
- 1963[position unknown]
- 1964[position unknown]