Die Psychiatrische Klinik Waldau
| Artist: | Adolf Wölfli |
| Style: | Outsider art |
| Genre: | figurative |
| Date: | 1921 | Copyright: | Public domain |
| Artist: | Adolf Wölfli |
| Style: | Outsider art |
| Genre: | figurative |
| Date: | 1921 | Copyright: | Public domain |