| Year | Position | Institution |
| 1915 | Rockefeller Institute For Medical Research | |
| 1916 | Rockefeller Institute For Medical Research | |
| 1917 | Rockefeller Institute For Medical Research | |
| 1918 | Rockefeller Institute For Medical Research | |
| 1919 | Rockefeller Institute For Medical Research | |
| 1920 | Rockefeller Institute For Medical Research | |
| 1921 | Rockefeller Institute For Medical Research | |
| 1922 | Rockefeller Institute For Medical Research | |
| 1923 | Rockefeller Institute For Medical Research | |
| 1924 | Rockefeller Institute For Medical Research | |
| 1925 | University Of Maryland | |
| 1925 | University Of Maryland | School Of Medicine 4 |
| 1926 | Associate Professor Of Anatomy | University Of Maryland Medical School 4 |
| 1926 | University Of Maryland School Of Medicine | |
| 1927 | University Of Maryland School Of Medicine |
| Year | Subject | Role |
| 1925 | Zoology | |
| 1926 | Zoology |
| Year | Start Date | End Date | Subject | Role |
| 1915 | - | - | Corporation Member | |
| 1916 | - | - | Corporation Member | |
| 1917 | - | - | Corporation Member | |
| 1918 | - | - | Corporation Member | |
| 1919 | - | - | Corporation Member | |
| 1920 | - | - | Corporation Member | |
| 1921 | - | - | Corporation Member | |
| 1922 | - | - | Corporation Member | |
| 1923 | - | - | Corporation Member | |
| 1924 | - | - | Corporation Member | |
| 1925 | - | - | Corporation Member | |
| 1926 | - | - | Corporation Member | |
| 1927 | - | - | Corporation Member |