https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13952031Edit ImageSaveSaveEditCropCustom TextPublished by kind permission of Daisy Ltd., Leeds proprietors of The Famous Daisy Headache Cure.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseEditorial use only JPEGSmall JPEG 793 x 1200 px | 300 dpiLarge JPEG 2313 x 3500 px | 300 dpiBest Quality JPEG 2713 x 4106 px | 300 dpiFree DownloadPublished by kind permission of Daisy Ltd., Leeds proprietors of The Famous Daisy Headache Cure.More