Solve the toughest mystery ever tackled by Ellery Queen in The American Gun Mystery. Follow the clues left behind at a rodeo murder scene, including a dead man's belt and an ivory handled revolver. With 20,000 witnesses, only Ellery was able to solve the case. Could you crack it too?

The American Gun Mystery

Ellery Queen is both a fictional character and a pseudonym used by two American cousins from Brooklyn, New York: Daniel Nathan, alias Frederic Dannay and Manford (Emanuel) Lepofsky, alias Manfred Bennington Lee.In a successful series of novels that covered 42 years, Ellery Queen served as both author's name and that of the detective-hero. - More in…