Rashid-al-Din Hamadani had access to it when writing his Chronicles, Jami al-Tawarikh.
Some believe that The Secret History of the Mongols is based on it, though the historian David Morgan argues that the two sources, though in agreement on broad facts and events, are "clearly quite independent of each other.
[2] The book was stored in the state archive of the Ilkhans in the form of separate sheets.
The book was written in the Mongolian language and was therefore considered sacred.
Only the nobles and princes belonging to the ruling Mongol dynasty had access to the book.