https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13966489Edit ImageSaveSaveEditCropCustom TextCopernicus and five other astronomers with astronomical instruments. Engraving by J. Mulder after G. Hoet, 1692.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 904 x 1200 px | 300 dpiLarge JPEG 2314 x 3073 px | 300 dpiFree DownloadCopernicus and five other astronomers with astronomical instruments. Engraving by J. Mulder after G. Hoet, 1692.More