To the nuthouse Locked up in the nuthouse in India, Tintin manages to escape therefrom but very quickly is caught again by the local police and back to square one in straitjacket and ambulance. Again, this ambulance does not correspond to any commercialized motorized vehicles in operation at that time. It is very likely that Hergé was inspired by the design of several American trucks that drives on the roads during the 1920 and 1930 years. THE CAR WHICH INSPIRED HERGE : Marque : Non identified American made Model: emergency vehicles Year: between 1920 and 1930 Scale 1/43