Title: The St. Valentine's Day Massacre: The Untold Story of the Gangland Bloodbath That Brought Down Al Capone, Author: William J. Helmer
Title: Dillinger, Anniversary Edition: The Untold Story, Author: G. Russell Girardin
Title: Baby Face Nelson: Portrait of a Public Enemy, Author: Steven Nickel
Title: The Complete Public Enemy Almanac: New Facts and Features on the People, Places, and Events of the Gangsters and Outlaw Era: 1920-1940, Author: William J. Helmer
Title: Al Capone and His American Boys: Memoirs of a Mobster's Wife, Author: William J. Helmer
Title: Baby Face Nelson: Portrait of a Public Enemy, Author: Steven Nickel
Title: The St. Valentine's Day Massacre: The Untold Story of the Gangland Bloodbath That Brought Down Al Capone, Author: William J. Helmer
Title: Al Capone and His American Boys: Memoirs of a Mobster's Wife, Author: William J. Helmer
Title: The Complete Public Enemy Almanac: New Facts and Features on the People, Places, and Events of the Gangsters and Outlaw Era: 1920-1940, Author: William J. Helmer