John Ketchell Limited Edition Print. Aston One Two by John Ketchell. 1959 Le Mans - the Carroll Shelby / Roy Salvadori Aston Martin DBR1 leads the Maurice Trintignant / Paul Frère DBR1 to an historic Aston One Two. Giclée signed and numbered by the artist. Edition Size: 95. Image Size: 508mm x 358mm (20x14).