https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/14002301Edit ImageSaveSaveEditCropCustom TextThe Pedro Miguel Locks, Panama Canal construction works: looking south from east. Photograph, 1910.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 1200 x 1011 px | 300 dpiLarge JPEG 2894 x 2438 px | 300 dpiFree DownloadThe Pedro Miguel Locks, Panama Canal construction works: looking south from east. Photograph, 1910.More