MERCURY (32) Auto Union D type GP 1938 white ice

Model based on the model Märklin 5521/62.
Three variations on this model:
- 1st version: tin bottom and small wheels with smooth rims.
Colour of the 1st version: ice white.
- 2nd version (pictured): zamak bottom and small wheels with smooth rims.
Colour of the 2nd version: ice white and cream.
- 3rd version: zamak bottom and large wheels with spoked rims. The model is equipped with a hook applied on the bottom for the catapult.
Colour of the 3rd version: ice white.