https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13978563Edit ImageSaveSaveEditCropCustom TextA woman with two serpents holding her finger to her lips; representing prudence. Etching, 16--.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 917 x 1200 px | 300 dpiLarge JPEG 1237 x 1618 px | 300 dpiFree DownloadA woman with two serpents holding her finger to her lips; representing prudence. Etching, 16--.More