An History of Aegon the Conqueror and His Conquest of Westeros

A History of Aegon the Conqueror and His Conquest of Westeros is a history book focused on the conquest of the Seven Kingdoms of Westeros by Aegon the Conqueror.

History
A History of Aegon the Conqueror and His Conquest of Westeros is one of the books Shireen Baratheon gives Ser Davos Seaworth while the "Onion Knight" is imprisoned at Dragonstone.

In the books
In the 'A Song of Ice and Fire novels, there's no mention of a book titled A History of Aegon the Conqueror and His Conquest of Westeros.