J. P. Walcker – Adressbuch Berlin 1820
| Given name | J. P. |
|---|---|
| Family name | Walcker |
| Occupation | Kaufmann |
| Address | Schloßplatz 14/15 |
| Place | Berlin |
| GOV identifier | BERLINJO62PM |
| Book | Adressbuch Berlin 1820 |
| page | 457 |
| Year | 1820 |
| Given name | J. P. |
|---|---|
| Family name | Walcker |
| Occupation | Kaufmann |
| Address | Schloßplatz 14/15 |
| Place | Berlin |
| GOV identifier | BERLINJO62PM |
| Book | Adressbuch Berlin 1820 |
| page | 457 |
| Year | 1820 |