J. S. Helfer – Adressbuch Berlin 1820
| Given name | J. S. |
|---|---|
| Family name | Helfer |
| Occupation | Strumpfwirker |
| Address | Königsgraben 10 |
| Place | Berlin |
| GOV identifier | BERLINJO62PM |
| Book | Adressbuch Berlin 1820 |
| page | 165 |
| Year | 1820 |
| Given name | J. S. |
|---|---|
| Family name | Helfer |
| Occupation | Strumpfwirker |
| Address | Königsgraben 10 |
| Place | Berlin |
| GOV identifier | BERLINJO62PM |
| Book | Adressbuch Berlin 1820 |
| page | 165 |
| Year | 1820 |