バーデン大公国邦有鉄道
With the closing the gap of the Ulm–Geislingen section of the Fils Valley Railway from Stuttgart on 29 June 1850, the Royal Württemberg State Railways ("Königlich Württembergischen Staats-Eisenbahnen" or "K.W.St.E.") won the race to Lake Constance, three years before the Royal Bavarian State Railways and thirteen years before the Grand Duchy of Baden State Railway.