Title: The Annam Jewel
Author: Patricia Wentworth
Publication: Dean Street Press, paperback, originally published in 1925
Genre: Mystery
Setting: England
Description: Several years previously, James Waring partnered with two other unscrupulous men to steal the Annam Jewel from its shrine in a holy place in Asia. He did not survive for long but managed to tell part of his story and give the jewel to his brother, Henry.