Billy Conn

Within the recorded range there are 76 bouts between 1934 and 1948, about one every 2.3 months. 15 of the 64 wins came inside the distance. Of the 11 losses, 3 came inside the distance and 8 on the cards. The best win came against Fred Apostoli in 1939, who was rated 2408 at the time.

The record includes 11 wins against a higher-rated opponent. The biggest upset conceded was the loss to Solly Krieger in 1937. The rating held roughly steady across the final four bouts.