Memorandum describing testimony given by Walt Rainey, a member of the Joe Shannon-led Rabbit Club and associate of Max Jaben and "Johnny Mag" Mangiaracina. Rainey is described as under indictment in state court for operating a "policy game" and in federal court for tax fraud.
Memorandum regarding James DeSimone, an associate of Kansas City and St. Louis organized crime figures and suspeted Black Hand killer. He also served time on narcotics charges and is believed to have been involved in the murder of Joe Patito, a John Lazia pallbearer.
Letter written by Mary Bonomo, to be provide information to the FBI in the event of her death. She writes that she fears for her life due to a debt owed to her by Chuck Casciopipa, and due to knowledge of other crimes she and her husband were suspected of having. She also feared her imprisoned husband Mario's brothers Tom and Sam, as well as Joe DiGiovanni.
Diagram from the Kansas City Hearings of the U.S. Senate Special Committee to Investigate Organized Crime in Interstate Commerce, illustrating the Kansas City Mafia's involvement in night clubs, liquor businesses, bookmaking and other gambling, voter fraud, narcotics, and murder, among other areas. Charles Binaggio is depicted as the leader of the organization, with Charles Gargotta, "Eddy Spitz" Ochadsey, Morris Klein, and Tano Lococo among his close associates.
Memorandum containing a statement from an unnamed former member of the Kansas City Board of Police Commissioners and his contacts with Charles Binaggio. He describes efforts by "the Binaggio political group" to remove him from the police board, and a meeting with Binaggio arranged by Herman Rosenberg, wherein Binaggio stated that he felt his group was due patronage and favors due to their support of Governor Smith's election.
Hand drawn map of the Last Chance Saloon, which was built to span the Missouri/Kansas state line. The entry is located on Southwest Boulevard in Kansas, with gambling taking place behind several doors and upstairs, across the state line in Missouri.
Kansas City Police Department record for Morris "Snag" Klein, including numerous charges of disturbing the peace, traffic violations, and running a gambling game and keeping gambling equipment, from 1930 to 1948.
Document stating the objectives of the Kansas City hearings of the U.S. Senate Special Committee to Investigate Organized Crime in Interstate Commerce, popularly known as the Kefauver Committee. The document says the committee intends to establish that a group of criminals, who operated gambling and illegal liquor establishments centered around Charles Binaggio, attempted to dominate Kansas City law enforcement.
Profiles of Kansas City organized crime figures Joe "Scarface" DiGiovanni, his brother Peter "Sugarhouse Pete" DiGiovanni, James Balestrere, Nicolo Impostato, Vincent Chiapetta, Thomas Lococo, Tony Gizzo, and Joseph DeLuca, including biographical information, discussions of criminal involvement and known associates, and records with the Kansas City Police Department. Charges including kidnapping, murder, Prohibition violations, selling narcotics, and other crimes. The document also notes whether these mens had been interviewed by the Kefauver Committee.