Kammala jumla mai zuwa: A 1961 FIL World Luge Championships a Girenbad, Switzerland, Senn ya lashe lambar tagulla a cikin maza da maza biyu. Ya lashe lambar azurfa a wasan maza biyu a gasar
1967 FIL Gasar Zakarun Turai a Königssee, Jamus ta Yamma.