| Source: Alumni Directory of Central High School, Saint Louis, Missouri: Names and Addresses of Five Thousand Graduates and Former Students (Central High School Alumni Association, 1948) Location: St.L. / 379.17 / C33aL | |
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| Last Name: | Koschgen |
| First Name: | Roger |
| Address: | 528 North & South Rd. |
| Class Year: | 1923 |
| Page: | 20 |
