https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/14008564Edit ImageSaveSaveEditCropCustom TextClocks: a Smeaton-Franklin clock (top), and a Ferguson clock (below). Engraving by J. Taylor.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 692 x 1200 px | 300 dpiLarge JPEG 1012 x 1755 px | 300 dpiFree DownloadClocks: a Smeaton-Franklin clock (top), and a Ferguson clock (below). Engraving by J. Taylor.More