On the Nature of Shadows

On the Nature of Shadows, or in the original Talfiric, K'sai'eb'mal, was a book about the shadevari written by one of the ancient Talfir people.

Description
The book was about the history of the shadevari. Its contents contained information about their presence on Toril before the gods, the creation of the Shadowstar, and their imprisonment.

Notable Owners
The book was in the possession of Morhion Gen'dahar in the, after the witch Isela gave it to him while they were in the ancient ruined Talfirian city of Talis, located in the Reaching Woods.