https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/14314623Edit ImageSaveSaveEditCropCustom TextGroup portrait of Robert Simson, George E.W. Couper, Mrs. Elizabeth Hutchinson Banks, and Major John Sherbrooke Banks, Lucknow by Ahmad Ali KhanOriginal public domain image from Getty MuseumMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 1200 x 853 px | 300 dpiLarge JPEG 2178 x 1548 px | 300 dpiFree DownloadGroup portrait of Robert Simson, George E.W. Couper, Mrs. Elizabeth Hutchinson Banks, and Major John Sherbrooke Banks, Lucknow by Ahmad Ali KhanMore