Abbot, Karen -- Sin in the Second City; 2007

Adler, Jeffrey S. - First in Violence, Deepest in Dirt; 2006

Appelbaum, Stanley -- The Chicago World’s Fair of 1893; 1980

Asbury, Herbert - Gem of the Prairie; 1940

Bilek, Arthur J. - The First Vice Lord; 2008

Binder, John -- The Chicago Outfit; 2003

Bonasinga, Jay – The Sinking of the Eastland; 2004

Brannon, W.T. -- Album of Famous Mysteries

Burroughs, Brian -- Public Enemies; 2004

Casey, Robert J. -- Chicago, Medium Rare; 1952

Chicago Public Library

Chicago Historical Society

Chicago Historical Society -- The Great Chicago Fire (notes by Paul Angle); 1946

Cowdery, Ray - Capone's Chicago; 1987

Cromie, Robert - The Great Chicago Fire; 1958

Davis, James E. - Frontier Illinois; 1998

Demaris, Ovid - Captive City; 1969

Drury, John - Old Chicago Houses; 1951

Ehigian, Mars, Jr. - After Capone; 2006

Engelmann, Larry – Intemperance: The Lost War Against Liquor; 1979

English, T.J. – Paddwhacked: The Untold Story of the Irish-American Gangster; 2005

Enright, Laura - Chicago’s Most Wanted; 2005

Everett, Marshall - The Great Chicago Theater Disaster; 1904

Farr, Finis - Chicago; 1973

Fliege, Stu - Tales and Trails of Illinois; 2002

Franke, David - The Torture Doctor; 1975

Goulart, Ron - Line up, Tough Guys; 1966

Griffith, William -- Fatal Drop; 2008

Halper, Albert - The Chicago Crime Book; 1967

------------------ - The Chicago Crime Book 2; 1970

Hansen, Harry - The Chicago; 1942

Hatch, Anthony P. - Tinderbox; 2003

Helmer, William - Public Enemies; 1998

---------- & Arthur J. Bilek - The St. Valentine‘s Day Massacre; 2004

---------- & Rick Mattix - The Complete Public Enemies Almanac; 2007

Humble, Ronald D. - Frank Nitti; 2008

Johnson Curt with R. Craig Sautter - Wicked City; 1994

Keefe, Rose --- Guns and Roses; 2003

--------------  - The Man who Got Away; 2005

King, Jeffrey S. - Rise and Fall of the Dillinger Gang; 2005

Kobler, John - Ardent Spirits: The Rise & Fall of Prohibition; 1973

---------------- - Capone; 1971

Kogan, Herman & Lloyd Wendt - Lords of the Levee; 1944

Lait, Jack and Lee Mortimer - Chicago Confidential; 1950

Landesco, John - Organized Crime in Chicago; 1968

Larson, Erik - Devil in the White City; 2003

Lesy, Michael - Murder City; 2007

Lewis, Lloyd & Henry Justin Smith - Chicago; 1929

Lindberg, Richard - Chicago by Gaslight; 1996

----------               - Return to the Scene of the Crime; 1999

----------               - Return Again to the Scene of the Crime; 2001

Loerzel, Robert - Alchemy of Bones; 2003

Longstreet, Stephen – Chicago; 1973

Lunde, Paul - Organized Crime; 2004

Mark, Norman - Mayors, Madams and Madmen; 1979

Matera, Dary - John Dillinger; 2004

McPhaul, Jack - Johnny Torrio: First of the Ganglords; 1970

Miller, Donald - City of the Century; 1996

Nash, Jay Robert - Bloodletters and Bad Men; 1995

--------------------- - The Dillinger Dossier; 1970

--------------------- - Murder America; 1980

---------------------  - Open Files; 1983

--------------------- - People to See; 1981

Nickel, Stephen & William Helmer - Baby Face Nelson; 2002

Northwestern University -- Chicago Homicide Project

O’Gorman, Thomas & Lisa Montana Elli - Strange but True Chicago; 2005

O’Shea, Gene - Unbridled Rage; 2005

Parrish, Randall - Historic Illinois; 1905

Paulett, John & Ron Gordon - Forgotten Chicago; 2004

Quaife, Milo - Chicago Highways, Old and New; 1923

Reppetto, Thomas – American Mafia; 2004

Schecter, Harold - Depraved; 1994

Shmelter, Richard J. - Chicago Assassin;  2008

Sifakis, Carl - Encyclopedia of American Crime; 1982

Smith, Henry Justin - Chicago: A Portrait; 1931

Stead, William T. - If Christ Came to Chicago; 1894

Taylor, Troy   - Bloody Chicago; 2006

---------------   - Bloody Illinois; 2008

---------------   - Dead Men Do Tell Tales; 2008

---------------- - Haunted Chicago; 2003

---------------  - Haunted Illinois; 2004

--------------- - Murder & Mayhem in Chicago’s Downtown; 2009

-------------- - Murder & Mayhem in Chicago’s Vice Districts; 2009

-------------- - Murder & Mayhem on Chicago’s North Side; 2009

-------------- - Murder & Mayhem on Chicago’s South Side; 2009

-------------- - Murder & Mayhem on Chicago’s West Side; 2009

--------------- - Resurrection Mary; 2007

--------------- - Weird Illinois; 2005

Taylor, Troy, Adam Selzer & Ken Melvoin-Berg – Weird Chicago; 2008 / 2009

Toland, John - Dillinger Days; 1995

Waskin, Mel - Mrs. O’Leary’s Comet; 1985

Washburn, Charles – Come Into My Parlor; 1936

Weir, William – Written with Lead; 1992

Wendt, Lloyd and Herman Kogan - Big Bill of Chicago; 1953

Wright, Sewell Peaslee - Chicago Murders, New York, Duell, Sloan & Pierce; 1945

Personal Interviews & Correspondence