Car at the starting line before the 50 Guinea Cup, Phoenix Park, Dublin, 1903.

Photograph taken from an album of images collected by Charles Stewart Rolls (1877-1910), English motorist, motor car manufacturer and aviator. Rolls was a keen racer who took part in many of races of the time, such as the 1000 Mile Trial (1900), which he won, the 15,000 Mile Trial (1907) and the 50 Guinea Cup (1903), which he also won. He founded Rolls-Royce Ltd with Sir Frederick Henry Royce (1863-1933) in 1906, creating one of the world's most succesful motoring companies. Phoenix Park is Europe's largest urban park. It was the venue for the Irish Grand Prix in 1929-1931, and still has a motor racing circuit.