https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13973882Edit ImageSaveSaveEditCropCustom TextSynopsis of the diastaltic nervous system / [Marshall Hall].Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 296 x 1200 px | 300 dpiLarge JPEG 690 x 2798 px | 300 dpiFree DownloadSynopsis of the diastaltic nervous system / [Marshall Hall].More