1934-12-17 : Jumbo Rovira 140 lbs lost to George Clausen 138¼ lbs by SD in round 10 of 10
- Location: Coliseum Arena, New Orleans, Louisiana, USA
- Referee: Jimmy Lascola
- Judge: George Van Kuren
- Judge: Victor Vinet
Clausen knocked Rovira down in the 1st round with a left hook to the body, and dominated the next two rounds. Rovira turned the fight around in the 4th, and won most of the remaining rounds. The New Orleans Times-Picayune, felt that he deserved the decision, winning six out of ten rounds.