https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13973952Edit ImageSaveSaveEditCropCustom TextThe first use of ether in dental surgery, 1846. Ernest Board.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 1200 x 863 px | 300 dpiLarge JPEG 3500 x 2517 px | 300 dpiBest Quality JPEG 7153 x 5145 px | 300 dpiFree DownloadThe first use of ether in dental surgery, 1846. Ernest Board.More