Leonhard Heyden – Adreßbuch der Stadt Bonn 1902
| Given name | Leonhard |
|---|---|
| Family name | Heyden |
| Occupation | Architect |
| Address | Rosenthal 92 |
| Place | Bonn |
| GOV identifier | BONONNJO30NR |
| Book | Adreßbuch der Stadt Bonn 1902 |
| page | 195 |
| Year | 1902 |
| Given name | Leonhard |
|---|---|
| Family name | Heyden |
| Occupation | Architect |
| Address | Rosenthal 92 |
| Place | Bonn |
| GOV identifier | BONONNJO30NR |
| Book | Adreßbuch der Stadt Bonn 1902 |
| page | 195 |
| Year | 1902 |