Confidential "Organized Crime" report by the Organized Crime Unit of the District Attorney, Denver, Colorado, in 1971, in its original "Denver Police" binder, 9.5 x 11.5, about 150 pages, documenting the activities of the Smaldone Crime Family—sometimes called the 'Mountain Mafia'—that controlled criminal operations in the area for decades. The report contains more than 400 printed photos of hoodlums, places of operation, and evidence such as betting slips, as well as organizational charts defining the hierarchy of the family. In overall fine condition, with a small tear to the front cover.