https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/14016701Edit ImageSaveSaveEditCropCustom TextAn écorché with left arm extended to the side, seen from the back: diagram showing the outlines of the muscles. Line engraving by Campbell, 1816/1821.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 927 x 1200 px | 300 dpiLarge JPEG 1257 x 1627 px | 300 dpiFree DownloadAn écorché with left arm extended to the side, seen from the back: diagram showing the outlines of the muscles. Line engraving by Campbell, 1816/1821.More