For me that was absolutely the crowning part of the story. "I will need tools to cut someone up, someone to tell me how the heart works and where the blood goes from the heart, and, uh... Oh! I'll need a coffin!"
I also like how he's decided he's figured out the most difficult bits of how to animate people and animals, but needs help with a few minor details, like a "Diagram of how evreything works."