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.
Briefe Theo van Doesburg . nl Brief aan Kurt Schwitters Schippers Holland Dada Amsterdam Querido Creator Theo van Doesburg Letters by Theo van Doesburg Kurt Schwitters PDold
Page 2023 Free-images.com. All images are Public Domain