https://www.greatdetectives.net/detectives/the-man-called-x-the-laughing-lady/
EP3413: The Man Called X: The Laughing Lady - The Great Detectives of Old Time Radio
Ken and Pegon go to Sicily to take on the mafia. The only clue they have is the last words of a dying circus performer. Original Air Date: September 26, 1948...
man called x