the beauty of designs, part 2 of "online Concours de Elegance" I started last July, here are the Pre WW2 vehicles

1903 Ford model a runabout

1904 Auburn runabout
1909 highwheeler

1910 Hotchkiss Type V

1910 Baker Electric Victoria Roadster

1911 Leon-Bollee G1 Double Berline de Voyage

1921 Farman Super Sport Torpedo

1923 Kissel Model 6-45 Speedster

1925 Rolls-Royce P1 Jonckheere Aerodynamic Coupe, http://justacarguy.blogspot.com/2009/01/1925-rolls-royce-aerodynamic-coupe.html

1927 Voisin C7 sedan

1929 Ruxton Roadster http://justacarguy.blogspot.com/2008/05/ruxton-legendary-in-classic-american.html

1929 Alfa Romeo 6c1750 supersport

1929 Du Pont Model G Speedster

1931 Bucciali Tav-8-32 Sedan by Saotchik

1931 Packard Waterhouse Convertible Victoria

1932 Daimler Double-Six Sport Saloon

1933 Mitsubishi PX33 4WD Diesel
1934 Hupmobile Aerodynamic

1936 Panhard Dynamic

1937 Chrysler Airflow

1937 Willys sedan

1938 Alfa Romeo 8C 2900B Berlinetta coachwork by Touring