| Source: Who's Who in St. Louis (St. Louis: Civic Union
of St. Louis, 1928) Location: St.L. / 920 / W62 | |
 | |
| First Name: | William |
| Middle Name: | T. |
| Last Name: | Koken |
| Address: | 9 Schultze Road |
| Page: | 61 |
| Birth Year: | 1878 |
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