| Source: Washington University commencement programs, 1900-1986 (incomplete run) Location: St.L. / 378 / W27c | |
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| Last Name: | Liebelt |
| First Name: | Ralph |
| Middle Name: | Arthur |
| Page: | 42, 52 |
| Description: | Washington University One Hundred and seventeenth Commencement program, May 19, 1978 |
