Book of the Most Precious Substance

DAILY MAIL BOOKS OF THE YEARWINNER OF THE CRIMEFEST eDUNNIT AWARD'Deeply atmospheric. . . Combines intrigue, magic and antiquarian bookselling.' Observer'A marvellous, magical novel' Irish Times'Irresistible. . . A lavish, lush quest novel.' LAUREN BEUKESRare book dealer Lily Albrecht has been given a tip-off about The Book of the Most Precious Substance, rumoured to be the most powerful occult bo...