E 3/3 8522 of ST between Triengen and Büron-Bad Knutwil
E 3/3 8522 of ST between Triengen and Büron-Bad Knutwil
E 3/3 8522 of ST between Büron-Bad Knutwil and Triengen
E 3/3 8522 of ST at Büron-Bad Knutwil