Joh. Pet. Wolff – Adress-Buch der Stadt Bonn 1885
| Given name | Joh. Pet. |
|---|---|
| Family name | Wolff |
| Occupation | Musiklehrer und Organist |
| Address | Welschnonnenstrasse 10 |
| Place | Bonn |
| GOV identifier | BONONNJO30NR |
| Book | Adress-Buch der Stadt Bonn 1885 |
| page | 224 |
| Year | 1885 |