Piotrkowo was formerly part of the German Empire. In the German Empire, the place was called Peterhof.
The place is now called Piotrkowo and belongs to Poland.
Historical place name | Country | Administration | Time |
---|---|---|---|
Piotrkowo | Russian Empire | Lipno | 1914 |
Piotrkowo | Poland | Lipno | after the Versailles Treaty |
Peterhof | German Empire | Leipe (Westpr.) | 1939 |
Piotrkowo | Poland | Golub-Dobrzyń | 1945 |
Piotrkowo | Poland | Toruń | 1992 |