https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13030809Edit ImageSaveSaveEditCropCustom TextTwo 30 feet heaps of crude salt near the headquarters of the project (24 March 1959-13 April 1959) by Leslie Adkin.Original public domain image from Museum of New Zealand Te Papa TongarewaMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseEditorial use only JPEGSmall JPEG 1200 x 806 px | 300 dpiLarge JPEG 3500 x 2351 px | 300 dpiBest Quality JPEG 6078 x 4083 px | 300 dpiFree DownloadTwo 30 feet heaps of crude salt near the headquarters of the project (24 March 1959-13 April 1959) by Leslie Adkin.More