Pettit, Helen F.
| Title | Creator | Dates |
|---|---|---|
| Office of the Dean records, 1927-1981 | Columbia University. School of Nursing. Office of the Dean. | 1927-1981 |
| Office of the Dean records, 1962-1986 | Columbia University. School of Nursing. Office of the Dean. | 1962-1986 (bulk 1975-1986) |
| Office of the Dean records, 1979-1986 | Columbia University. School of Nursing. Office of the Dean. | 1979-1986 |