| 1. |  | Ralph E. Bailey receives the symbolic hood of the doctor of engineering degree | Hansen, Arthur G.; Graduation ceremonies; Purdue University--Administration; Purdue University--Rites & ceremonies | Photograph of President Arthur G. Hansen, 5/15/1979,Ralph E. Bailey, Greenwich, Conn., center, chairman and chief executive officer, Continental Oil Co., receives the symbolic hood of the doctor of engineering... |
