Monday 7, December 1931

  
Culver City Stadium, Culver City, California, USA
promoterCy Saenz
divisionfighterw-l-d
last 6
opponentw-l-d
last 6
sport
middle Jack O'Brien 37 30 10
W
Don Conn 7 6 1
pro boxing
Victor Kid Ponce 33 33 15
W
Henry Armstrong 1 1 0
pro boxing
feather Ramon Navarro 12 6 5
W
Charley Mack 5 5 0
pro boxing
light heavy Valentin Osti 4 5 0
W
Billy Watson 1 3 2
pro boxing
middle Ben Moselle 6 8 4
W
Larry Navarro 2 3 0
pro boxing