https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/14012717Edit ImageSaveSaveEditCropCustom TextCalvert's Carbolic Ointment : preserve your teeth by using Calvert's Carbolic Tooth Powder.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 821 x 1200 px | 300 dpiLarge JPEG 2394 x 3500 px | 300 dpiBest Quality JPEG 3522 x 5150 px | 300 dpiFree DownloadCalvert's Carbolic Ointment : preserve your teeth by using Calvert's Carbolic Tooth Powder.More