Edward Sheriff Curtis (February 19, 1868 – October 19, 1952, sometimes given as Edward Sherriff Curtis)"Sheriff": https://www.si.edu/object/edward-sheriff-curtis-self-portrait:npg_NPG.77.49 ; Sherriff: https://www.smithsonianmag.com/smart-news/trove-of-unseen-photos-documents-indigenous-culture-in-1920s-alaska-180978713/ was an American photographer and ethnologist whose work focused on the American West and on Native American people.