Thomas's Book of Colours is a book.
This book is about colours.
- Thomas' extended side tanks are very long.
- Alaric and his coach don't appear to have wheels.
- The tracks don't have racks.
- Alaric's side tanks are straight.
- Alaric is missing many details, these include:
- His nameplate.
- His lining.
- His funnel cap.
- His cylinder.