There were a couple of things that stood out for me while thumbing through the book:
1. During the course of pre-production, they nabbed the illustrious Dave Dale, aka Big Deal, to do an in-house workshop on drawing cartoony cars. There are a couple of his examples in the book, and boy, did it bring me back to the good ol' days of reading CARtoons magazine! They went to the right guy, that's for sure.
2. There was a spread on stickers and decals for Filmore, the hippie Volkswagen bus voiced by George Carlin, and amongst the 60's-themed sayings and logos, there was one that stood out for me:
You gotta love Pixar for that.