https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13954170Edit ImageSaveSaveEditCropCustom TextMechanics: forces, gears, axles and dynamics, pulleys. Engraving by A. Bell.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 958 x 1200 px | 300 dpiLarge JPEG 2520 x 3156 px | 300 dpiFree DownloadMechanics: forces, gears, axles and dynamics, pulleys. Engraving by A. Bell.More