"A shorter version of The tombs of Atuan appeared in the magazine Worlds of Fantasy, Winter 1970-71"--Title page verso.
Originally written as a trilogy, the Earthsea cycle ultimately comprises 6 books; some publishers ignore the 5th book, which consists of short stories and a novella.
Summary
Arha's isolated existence as high priestess in the tombs of Atuan is jarred by a thief who seeks a special treasure.