https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13028761Edit ImageSaveSaveEditCropCustom TextConstruction of wall in surge chamber (24 August 1923) by Leslie Adkin.Original public domain image from Museum of New Zealand Te Papa TongarewaMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 1200 x 887 px | 300 dpiLarge JPEG 3500 x 2587 px | 300 dpiBest Quality JPEG 10768 x 7959 px | 300 dpiFree DownloadConstruction of wall in surge chamber (24 August 1923) by Leslie Adkin.More