https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/14004321Edit ImageSaveSaveEditCropCustom TextCross-section of a lead mine in Derbyshire, showing miners working towards an animal fossil. Lithograph by T. Webster after a sketch by W. Buckland.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 1200 x 958 px | 300 dpiLarge JPEG 2935 x 2343 px | 300 dpiFree DownloadCross-section of a lead mine in Derbyshire, showing miners working towards an animal fossil. Lithograph by T. Webster after a sketch by W. Buckland.More