| Source: Historical Annual, National Guard of the State of Missouri, 1939 (Baton Rouge, La.: Army and Navy Publishing Company, 1939) Location: MO / 355 / M69h | |
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| First Name: | Earl |
| Middle Name: | F. |
| Last Name: | Wittrock |
| Rank: | Lieutenant |
| Location of Unit: | St. Louis, Missouri |
| Page: | 31-32 |
