Cycling - Track
Olympics - 2 Gold, one Silver, 10 World Championship Gold Medals
Won the UCI Track Cycling World Championships - Men's Sprint 5 times in the 1920's.
Won an unprecedented ten consecutive Professional Sprint gold medals at the UCI Track World Championships from 1977 to 1986
A Belgian professional track cyclist, specialising in sprint where he won seven World Championships.
The record holder for the number of six-day track race victories, having won 88 events out of 223 starts.