| 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: | Leffern |
| First Name: | Ernst |
| Middle Name: | V. |
| Portrait: | yes |
| Birth Date: | 1876 April 9 |
| Page: | 275 |
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