Book 1
The Mists of Avalon
Marion Zimmer Bradley
Book 2
The Forest House
Marion Zimmer Bradley
Book 3
Lady of Avalon
Marion Zimmer Bradley
Book 4
Priestess of Avalon
Marion Zimmer Bradley & Diana L. Paxson
Book 5
Marion Zimmer Bradley's Ancestors of Avalon
Diana L. Paxson
Book 6
Marion Zimmer Bradley's Ravens of Avalon
Diana L. Paxson
Book 7
Marion Zimmer Bradley's Sword of Avalon
Diana L. Paxson