Create an image of a model tractor based on the meticulously calculated blueprint sketchbook design. The model should reflect the engineering precision, vintage charm, detailed craftsmanship, and agricultural innovation shown in the blueprint. This three-dimensional model should showcase the tractor's intricate details, emulating the functional and aesthetic aspects from the sketches. The model should appear realistic, highlighting its polished finish, authentic textures, and the craftsmanship that brings the blueprint to life in a tangible, collectible form. --ar 3:4 --v 6 --stylize 250