| Source: Washington University commencement week program, 1930 Location: Washington University School of Medicine Collection, Archives | |
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| Last Name: | Duncan |
| First Name: | Ray |
| Middle Name: | Oscar |
| Page: | 8 |
| Source: Washington University commencement week program, 1930 Location: Washington University School of Medicine Collection, Archives | |
![]() | |
| Last Name: | Duncan |
| First Name: | Ray |
| Middle Name: | Oscar |
| Page: | 8 |