| Source: The St. Louis Builder/The Builder/The Realty Record and Builder, 1899-1911 (incomplete run) Location: Oversize / St.L. / 05 / R22 | |
 | |
| Last Name: | Wittker |
| First Name: | G. |
| Middle Name: | A. |
| Portrait: | yes |
| Volume: | XIV |
| Issue: | 1 |
| Date of Publication: | January 1907 |
| Page: | 42 |
