Erle Stanley Gardner 
The Case of the Knockout Bullet [EPUB ebook] 
A True Crime Mystery

Almost everyone knows that Stanley Ketchel was one of the great boxing champions of all time, but many have forgotten that he was murdered—and under baffling circumstances. All the evidence pointed to a gambling syndicate yet the case was obscured by a missing diamond stickpin, a lucky bracelet, and a pretty cook. Here Erle Stanley Gardner relates how this strange case was solved by not following the logical clues.