| Source: Graduates of the Manual Training School of Washington University (1914) Location: St.L. / 371.42 / W27 | |
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| Last Name: | Koken |
| First Name: | William |
| Middle Name: | Theodore |
| Title: | Jr. |
| Address: | 4275 Cleveland Ave. |
| Graduating Class: | 1897 |
| Page: | 40, 76 |
| Source: Graduates of the Manual Training School of Washington University (1914) Location: St.L. / 371.42 / W27 | |
![]() | |
| Last Name: | Koken |
| First Name: | William |
| Middle Name: | Theodore |
| Title: | Jr. |
| Address: | 4275 Cleveland Ave. |
| Graduating Class: | 1897 |
| Page: | 40, 76 |