M. L. Blau – Adressbuch Berlin 1820
| Given name | M. L. |
|---|---|
| Family name | Blau |
| Occupation | Kaufmann |
| Address | Jüdenstraße 57 |
| Place | Berlin |
| GOV identifier | BERLINJO62PM |
| Book | Adressbuch Berlin 1820 |
| page | 36 |
| Year | 1820 |
| Given name | M. L. |
|---|---|
| Family name | Blau |
| Occupation | Kaufmann |
| Address | Jüdenstraße 57 |
| Place | Berlin |
| GOV identifier | BERLINJO62PM |
| Book | Adressbuch Berlin 1820 |
| page | 36 |
| Year | 1820 |