XIII Targa Florio, 2 April 1922. Welcome of the successful Mercedes racing cars at the Untertürkheim plant. Left to right: Mercedes 6/40/65 PS (driven by Paul Scheef), Mercedes 115 PS Grand Prix racing car (driven by Christian Lautenschlager), Mercedes 28/95 PS with supercharger (driven by Max Sailer), Mercedes 28/95 PS without supercharger (driven by Christian Werner) and Mercedes 115 PS Grand Prix racing car (driven by Otto Salzer).