Previous Winners.

1922. Nieth (Hispano Suiza), 21 min. 43 secs.

1923. Riitzler (Steyr), 20 min. 24.4 secs.

1924. Merz (Mercedes), 18 mins.

48.6 secs. .

1925. Massetti (Sunbeam), 17 min. 28.8 secs.

1926. Kessler (Alfa Romeo), 18 min. 42.8 secs.

1927. Rosenberger (Mercedes), 17 min. 17 secs.

1929. Chiron (Bugatti), 16 min 42.4 secs.

1930. Chiron (Bugatti), 16 min. 24.6 secs.