https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/2989083Edit ImageSaveSaveEditCropCustom TextPersische Nachtigallen (Persian Nightingales) (1917) by Paul Klee. Original portrait painting from The Art Institute of Chicago. Digitally enhanced by rawpixel.MorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGTIFFSmall JPEG 955 x 1200 px | 300 dpiLarge JPEG 2171 x 2727 px | 300 dpiTIFF 2171 x 2727 px | 300 dpi | 33.91 MBFree DownloadPersische Nachtigallen (Persian Nightingales) (1917) by Paul Klee. Original portrait painting from The Art Institute of Chicago. Digitally enhanced by rawpixel.More