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.
Keywords from Image Description:
Steinzuk. Johannes Zukertort en Wilhelm Steinitz WK schaken New Orleans Copyright naar aangenomen verlopen nl Koektrommel CommonsHelper Andre Engels nl PDold original upload log page nl Steinzuk Andre Engels bytes no Zukertort en Wilhelm Steinitz WK schaken New Orleans Copyright naar aangenomen verlopen in New Orleans