Porsche 50 Years Racing CarsOriginal vintage commemorative poster for the 50th anniversary of the German car manufacturer Porsche (1931 1981) featuring a colourful and informative design by Ken Rush showing 29 models of Porsche racing cars produced between 1953 and 1980 with several winners of notable races such as Le Mans 24 Hours and Daytona 24 Hours, including the Porsche 550, Porsche 917 and Porsche 911 models, with technological specifications for each model within a