| Source: Who's Who in North St. Louis (St. Louis: North St. Louis Business Men's Association, 1925) Location: Reading Room / St.L. / 920 / N81 | |
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| Last Name: | Helberg |
| First Name: | Clara |
| Maiden Name: | Thouren |
| Page: | 176 |
| Source: Who's Who in North St. Louis (St. Louis: North St. Louis Business Men's Association, 1925) Location: Reading Room / St.L. / 920 / N81 | |
![]() | |
| Last Name: | Helberg |
| First Name: | Clara |
| Maiden Name: | Thouren |
| Page: | 176 |