https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13030769Edit ImageSaveSaveEditCropCustom TextThe Lake Grassmere solar salt 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 2352 px | 300 dpiBest Quality JPEG 6117 x 4110 px | 300 dpiFree DownloadThe Lake Grassmere solar salt project ... (24 March 1959-13 April 1959) by Leslie Adkin.More