| Source: List of Teachers, Secretaries of School Boards and District Clerks in St. Louis County, Missouri, by Towns, Consolidated Districts, Rural Schools, for 1918-19 Location: MO / 9.10 / Sa24sc / 1918 | |
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| Last Name: | Hackmann |
| First Name: | O. |
| Middle Name: | H. |
| Page: | 22 |
| Remarks: | in list of names of district clerks |
