Mezue ahịrịokwu na-esonụ: Eberhard Gläser bụ onye East German lara ezumike nká slalom canoeist onye mpi site na mbubreyo 1950s ka mid-1960s. O meriri nrite asatọ na ICF Canoe Slalom World Championships na ọla edo ise (Folding K-1: 1961, Folding K-1 team: 1957, 1959, 1961,
1963) na ọlaọcha atọ (Folding K-1: 1959, K-1: 1965, K-1 otu: 1965).