Leader of a special Prohibition squad (1903-1957), known as the Untouchables, which led to the downfall of Al Capone and his successor Frank Nitti, and the capture of John Dillinger. Union Bank of Commerce check, 8 x 3, filled out and signed by Ness, "Eliot Ness," payable to The Cleveland Athletic Club for $30, May 10, 1949. Encapsulated in a PSA/DNA authentication holder. In fine condition.