| Source: Southwestern Telephone News (St. Louis: Southwestern Bell Telephone Co.), 1917-1955 (incomplete run) Location: St.L. / 05 / So89 | |
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| Last Name: | Zahm |
| First Name: | Charles |
| Middle Name: | E. |
| Portrait: | Yes |
| Volume: | 20 |
| Issue: | 2 |
| Date of Publication: | Spring 1933 |
| Page: | 4-5 |
