Friedrich Wilhelm Leonhardt – Aachener Adressbuch 1936
| Given name | Friedrich Wilhelm |
|---|---|
| Family name | Leonhardt |
| Occupation | Kaufm. |
| Address | Maria-Theresia-Allee 9 |
| Place | Aachen |
| GOV identifier | AACHENJO30BS |
| Book | Aachener Adressbuch 1936 |
| page | 224 |
| Year | 1936 |
| Telefonnummer | 30234 |