https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13980794Edit ImageSaveSaveEditCropCustom TextMechanics: Atwood's machine with pulleys and calibrated dials. Engraving.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 752 x 1200 px | 300 dpiLarge JPEG 2126 x 3393 px | 300 dpiFree DownloadMechanics: Atwood's machine with pulleys and calibrated dials. Engraving.More