https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13989815Edit ImageSaveSaveEditCropCustom TextMonths of the year: April. Engraving after P. Stevens.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 1200 x 877 px | 300 dpiLarge JPEG 3100 x 2265 px | 300 dpiFree DownloadMonths of the year: April. Engraving after P. Stevens.More