The St. Valentine's Day Massacre: The Untold Story of the Gangland Bloodbath That Brought Down Al Capone
WILLIAM J. HELMER is the author of The Gun That Made the Twenties Roar and coauthor of Dillinger: The Untold Story and Baby Face Nelson. He lives in Maquoketa, Iowa. ARTHUR J. BILEK was chief of the Cook County Sheriff’s Police, a member of the Chicago Crime Commission, and a professor at Loyola University. He lives in Evanston, Illinois.