https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13982938Edit ImageSaveSaveEditCropCustom TextAstronomy: an astronomer [] in his study, looking out of the window. Lithograph by M. Jackson after J. G.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 899 x 1200 px | 300 dpiLarge JPEG 1996 x 2664 px | 300 dpiFree DownloadAstronomy: an astronomer [] in his study, looking out of the window. Lithograph by M. Jackson after J. G.More