"Hilda's Book of Beasts and Spirits" by Emily Hibbs is a hardback book published by Flying Eye Books in 2021. It is an extension of the Netflix Original Series "The Adventures of Hilda", focusing on the topic of spirits. The book, written by Emily Hibbs, features beautiful illustrations by the artist herself and is sure to captivate readers with its magical and mysterious tales about the world of spirits. Perfect for fans of the adventurous Hilda series, this book offers a deeper insight into the mystical creatures and beings that inhabit the mysterious world of Hilda.