https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13956042Edit ImageSaveSaveEditCropCustom TextThe Panama Canal: for an enquiry into its financing, a policeman guards a prison-cell in which some of the principals are remanded. Watercolour drawing by H.S. Robert, ca. 1897.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 863 x 1200 px | 300 dpiLarge JPEG 2516 x 3500 px | 300 dpiBest Quality JPEG 2799 x 3894 px | 300 dpiFree DownloadThe Panama Canal: for an enquiry into its financing, a policeman guards a prison-cell in which some of the principals are remanded. Watercolour drawing by H.S. Robert, ca. 1897.More