Home Product Tag Walther KOCH NEW Winter Sport in the Grisons Koch, Walther, d‘après,1980 Winter Sports in the Grisons – Switzerland – Rhaetian Railway Walther Koch,1907 SOLD Davos 3rd big Ski Race of Switzerland Walther Koch,1907 SOLD Davos – International Ice-Skating Competitions 1909 Walther Koch,1909 Davos – Schatzalp Sledge Run Walther Koch,1911 Trade Fair Chur Walther Koch,1913 SOLD Davos Ski Race 1922 Walther Koch,1922 Winter Sports in the Grisons Koch, Walther, d‘après,1980 More