| Year | Title | Publisher | Prize Amount | Judges |
| 1957 | Time Without Number | Macmillan | $5,000 | Rosemary Benét |
| Richard Eberhart | ||||
| John Holmes | ||||
| Louise Townsend Nicholl | ||||
| Richard Wilbur |
| Year | Title | Publisher | Prize Amount | Judges |
| 1957 | Time Without Number | Macmillan | $5,000 | Rosemary Benét |
| Richard Eberhart | ||||
| John Holmes | ||||
| Louise Townsend Nicholl | ||||
| Richard Wilbur |