https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/14006936Edit ImageSaveSaveEditCropCustom TextHydraulics: two devices. Woodcut, 1659.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 483 x 1200 px | 300 dpiLarge JPEG 1000 x 2486 px | 300 dpiFree DownloadHydraulics: two devices. Woodcut, 1659.More