| Source: Booklet of the South St. Louis Gymnastic Society, 1905-1906 Location: Koch Family Papers, Archives | |
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| Last Name: | Hecker |
| First Name: | A. |
| Middle Name: | E. |
| Page: | 19 |
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| Source: Booklet of the South St. Louis Gymnastic Society, 1905-1906 Location: Koch Family Papers, Archives | |
| |
| Last Name: | Hecker |
| First Name: | A. |
| Middle Name: | E. |
| Page: | 19 |