| Source: Terminal Times, Volume 2, Number 4 (December 1966) Location: St.L. / 05 / T319 | |
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| Last Name: | Mangrum |
| First Name: | William |
| Middle Name: | H. |
| Volume: | 2 |
| Issue: | 4 |
| Date of Publication: | December 1966 |
| Page: | 6 |
| Remarks: | in list of employees who recently retired |
