| Source: Washington University Alumni Bulletin, 1931-1956 Location: St.L. / 378 / W27ab | |
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| First Name: | Benjamin |
| Middle Name: | E. |
| Title: | Prof. |
| Last Name: | Youngdahl |
| Volume: | 11 |
| Issue: | 5 |
| Date of Publication: | May 1942 |
| Page: | 9 |
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