Other
Roaring 20s Gangster Links
Provides a list of links regarding the 1920s most famous gangsters, bootleggers, rumrunners, drug peddlers, and labor racketeers.
Chicago History Museum
Encyclopedia of Chicago: Gang Map
A map of the gang territories during the 1920s in Chicago. Shows where each of the gangs had a dominant presence.
A&E Television
History.com: How Al Capone Spent His Time in Alcatraz
Public Enemy #1 was transferred to the now-infamous island prison a few weeks after it opened. To Americans of the 1920s and '30s, he was the notorious gangster Scarface Al, Public Enemy No. 1. But when he arrived at Alcatraz in late...