J.K.Z.

Jakob Keller's second car which was Gilera Saturno engined, seen here at Avus in July 1953 with Jakob pushing after an incident early on. John Cooper is standing in the cockpit of the streamlined Cooper Mk V.

Jakob built a three wheeler in 1955, following the Le Mans accident and consequent ban on motor racing in Switzerland.

If anyone has any more details or photos, please get in touch.