John van Vliet
On 13 May 1931, Van Vliet had a fight in Aken against the German Hans Blaschek. It was a fight of three thirty seconds rounds. Van Vliet was stonger during the fight. In the second round Blaschek was down for nine seconds, in the second round twice and in the last round three times nine seconds. However, 20 seconds before the end of the fight his eye injury opened again and started blooding (the injury from the fight against Pettifer) and the referee had to stop the fight.