Chinese ventriloquist Gordon Cobb is murdered by a gang of jewel thieves. Baffled by the contradictory clues, Inspector Queen asks his son Ellery to help out.
Includes: Ellery Queen, Master Detective, Ellery Queen's Penthouse Mystery, Ellery Queen and the Perfect Crime, Ellery Queen and the Murder Ring, A Close Call for Ellery Queen, A Desperate Chance for Ellery Queen, Enemy Agents Meet Ellery Queen, The Spanish Cape Mystery, The Mandarin Mystery