English: Still from the American war film The Four Horsemen of the Apocalypse (1921) with and Beatrice Dominguez, who danced with Rudolph Valentino in the tango scene, on page 26 of the March 26, 1921 Exhibitors Herald. The caption noted that Dominguez had died at the Clara Burton Hospital in Los Angeles following surgery for appendicitis. The IMDB lists her death at age 23 as happening on February 27, 1921, which was just a week prior to the March 6 premier of the Four Horsemen in New York City.