J. J. Koch – Adressbuch Berlin 1820
| Given name | J. J. |
|---|---|
| Family name | Koch |
| Occupation | Schneider |
| Address | Spandauerstraße 12 |
| Place | Berlin |
| GOV identifier | BERLINJO62PM |
| Book | Adressbuch Berlin 1820 |
| page | 217 |
| Year | 1820 |
| Given name | J. J. |
|---|---|
| Family name | Koch |
| Occupation | Schneider |
| Address | Spandauerstraße 12 |
| Place | Berlin |
| GOV identifier | BERLINJO62PM |
| Book | Adressbuch Berlin 1820 |
| page | 217 |
| Year | 1820 |