Kotlarnia was formerly part of the German Empire. In the German Empire, the place was called Jakobswalde.
The place is now called Kotlarnia and belongs to Poland.
Historical place name | Country | Administration | Time |
---|---|---|---|
Jakobswalde | German Empire | Cosel | 1939 |
Kotlarnia | Under Polish administration | Koźle | 1945 |
Kotlarnia | Poland | Opole | 1992 |