Helmuth Jahn – Rostocker Adressbuch 1924
| Given name | Helmuth |
|---|---|
| Family name | Jahn |
| Occupation | Pianist |
| Address | Kibbenibberstr. 10 |
| Place | Rostock |
| GOV identifier | ROSOCKJO64BC |
| Book | Rostocker Adressbuch 1924 |
| page | 137 |
| Year | 1924 |
| Given name | Helmuth |
|---|---|
| Family name | Jahn |
| Occupation | Pianist |
| Address | Kibbenibberstr. 10 |
| Place | Rostock |
| GOV identifier | ROSOCKJO64BC |
| Book | Rostocker Adressbuch 1924 |
| page | 137 |
| Year | 1924 |