Joop Zoetemelk of the Kwantum-Colnago team wins the world cham­pi­onship in Montello aboard a Colnago. Unusually old for a world cham­pion at 38, Zoetemelk had bat­tled back from a crash early in his career and over­come phys­i­cal prob­lems to win the Tour de France as well as the worlds.