https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13959077Edit ImageSaveSaveEditCropCustom TextMathematics: cutaway diagrams of the internal workings of Pascal's calculating machine. Engraving by Benard.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 841 x 1200 px | 300 dpiLarge JPEG 2250 x 3212 px | 300 dpiFree DownloadMathematics: cutaway diagrams of the internal workings of Pascal's calculating machine. Engraving by Benard.More