Unlike a standard encyclopedia, the book is written as an in-universe diary. It spans three distinct time periods, which allows the reader to see the handwriting and mental state of the characters evolve:
: From the iconic "Gnomes" entry to the cryptic blueprints of the interdimensional portal. gravity falls journal 3 pdf
The real-life book is a "defictionalized" replica that includes: Unlike a standard encyclopedia, the book is written