| Source: St. Louis, History of the Fourth City, 1763-1909, volume II (St. Louis: S.J. Clarke Publishing Co., 1909) Location: St.L. / 9 / St4 | |
 | |
| Last Name: | Mattfeldt |
| First Name: | A. |
| Middle Name: | D. |
| Death Date: | 1890 September 28 |
| Remarks: | Mentioned in a biographical sketch |
| Volume: | 2 |
| Page: | 592 |
