http://boxing.about.com/od/history/a/ring_punchers.htm
This is of interest. Was doing a little research on boxers after I just saw the movie
Resurrecting the Champ on DVD which was partly about Bob Satterfield. I do not want to say any more in case this winds up being a spoiler for the movie.
My parents used to play bridge with the prizefighter referee Mills Lane who did the Holyfield-Tyson bout
http://en.wikipedia.org/wiki/The_Bite_Fight that involved the ear.