https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13960667Edit ImageSaveSaveEditCropCustom TextA horrified old woman observing the monstrous contents of a drop of water through a microscope. Coloured transparency lithograph.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 967 x 1200 px | 300 dpiLarge JPEG 2375 x 2947 px | 300 dpiFree DownloadA horrified old woman observing the monstrous contents of a drop of water through a microscope. Coloured transparency lithograph.More