https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/14010258Edit ImageSaveSaveEditCropCustom TextJubilee of Baron Kelvin. Photograph by Maclure, Macdonald & Co., 1896.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 1200 x 1042 px | 300 dpiLarge JPEG 2908 x 2524 px | 300 dpiFree DownloadJubilee of Baron Kelvin. Photograph by Maclure, Macdonald & Co., 1896.More