https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13979720Edit ImageSaveSaveEditCropCustom TextA hospital ward for insomniacs. Pen drawing by G.E. Studdy, 1910.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 830 x 1200 px | 300 dpiLarge JPEG 2287 x 3307 px | 300 dpiFree DownloadA hospital ward for insomniacs. Pen drawing by G.E. Studdy, 1910.More