1937
Paul Wolff, 1935
Dr. Wolff & Tritschler OHG, 1936
Paul Wolff, 1930
Paul Wolff, 1947
Paul Wolff, 1934
Dr. Wolff & Tritschler OHG, 1940
Dr. Wolff & Tritschler OHG, 1930
Dr. Wolff & Tritschler OHG, 1937
Dr. Wolff & Tritschler OHG, 1934