1899 Opel Patentmotorwagen "System-Lutzmann"
1902 Opel 9 PS "System Darracq"
1903 Opel 12 PS Rennwagen (front view)
1903 Opel 12 PS Rennwagen (rear view)
1908 Opel 10/18 PS Doppelphaeton (front view)
1908 Opel 10/18 PS Doppelphaeton (rear view)
1909 Opel 4/8 PS Doktorwagen (front view)
1909 Opel 4/8 PS Doktorwagen (rear view)
1911 Opel 6/16 PS Doppel-Phaeton (front view)
1911 Opel 6/16 PS Doppel-Phaeton (rear view)
1914 Opel 6/16 PS Torpedo (front view)
1914 Opel 6/16 PS Torpedo (rear view)
1914 Opel 260 HP race car 'Grünes Monster' (front view)
1914 Opel 260 HP race car 'Grünes Monster' (rear view)
1923 Opel 4/16 PS Sportwagen (front view)
1923 Opel 4/16 PS Sportwagen (rear view)
1928 Opel RAK2 (front view)
1928 Opel RAK2 (rear view)
1930 Opel 8/40 PS Limousine (front view)
1930 Opel 8/40 PS Limousine (rear view)