https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13993127Edit ImageSaveSaveEditCropCustom TextEngineering: a hoist in use at an arsenal. Engraving by F. Bartolozzi, 1796, after Leonardo da Vinci.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 811 x 1200 px | 300 dpiLarge JPEG 2200 x 3254 px | 300 dpiFree DownloadEngineering: a hoist in use at an arsenal. Engraving by F. Bartolozzi, 1796, after Leonardo da Vinci.More