This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Rittner horst berlin bundesliga. de Horst Rittner bei der Runde der SchachBundesliga im Rathaus Schneberg in Berlin own Frank Hoppe Correspondence chess players Correspondence chess grandmasters Horst Rittner
Page 2023 Free-images.com. All images are Public Domain