This collection is comprised of items donated by Dr. O'Hara concerning Peabody Park. Dr. O'Hara's correspondence consists of letters to Chancellor Patricia Sullivan concerning campus expansion and the future of Peabody Park. The student correspondence consists of letters addressing similar concerns to the Chancellor. Also included in this collection are essays and field books created by students enrolled in Dr. O'Hara's course on campus natural history, as well as photographs of Peabody Park and its various plant life as well as quartz samples from the park. Other items include a button, printed materials, quartz samples, and a report.