https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13955817Edit ImageSaveSaveEditCropCustom TextChildren being instructed in the exploits of famous explorers such as Columbus and Cook, whose portraits are shown in roundels. Etching by R. Pollard after Dodd, 17--.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 817 x 1200 px | 300 dpiLarge JPEG 2243 x 3294 px | 300 dpiFree DownloadChildren being instructed in the exploits of famous explorers such as Columbus and Cook, whose portraits are shown in roundels. Etching by R. Pollard after Dodd, 17--.More