https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/14007102Edit ImageSaveSaveEditCropCustom TextPrinciples of geology, being an attempt to explain the former changes of the earth's surface, by reference to causes now in operation / By Charles Lyell, esq.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 735 x 1200 px | 300 dpiLarge JPEG 1128 x 1842 px | 300 dpiFree DownloadPrinciples of geology, being an attempt to explain the former changes of the earth's surface, by reference to causes now in operation / By Charles Lyell, esq.More