 Nyorai mberi kweiyi ndima - Esser akahwinawo menduru nomwe paICF Canoe Sprint World Championships negoridhe mbiri K-2 500 m: 1963, 1970, sirivha ina K-1 500 m: 1966, K-4 500 m: 1963, 1966, 1971, uye bronze K-4 500 m: 1970. 