https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13999583Edit ImageSaveSaveEditCropCustom TextFennings' Hooping Cough Powders.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 1200 x 924 px | 300 dpiLarge JPEG 1947 x 1499 px | 300 dpiFree DownloadFennings' Hooping Cough Powders.More