| Source: The Journal of the Engineers' Club of St. Louis: Roster Issue, September 1964 Location: St.L. / 620.6 / As78y | |
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| Last Name: | Gruber |
| First Name: | Howard |
| Middle Name: | L. |
| Photograph: | Yes |
| Address: | 617 Woodard Drive |
| Page: | 87 |
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