"Perfectly timed and modulated not only to draw us in and wring us out but also to reveal the spirit of a time." --
The Boston Globe "Rich in period detail, this historical novel has all the right trappings." --
Daily News "Beautifully crafted . . . lavishly furnished with period details and intriguing characters." --Diana Gabaldon,
New York Times bestselling author of
A Breath of Snow and Ashes,
The Washington Post "Evocative, compelling, and beautifully written . . . explosive secrets abound not only in the mysterious alchemy laboratory and in sprawling, seething London during the Age of Reason--but also in the heroine's heart." --Karen Harper,
USA Today bestselling author of
The Last Boleyn
A classic, page-turning story of secrets and science, passion and betrayal, innocence and experience - in the tradition of Tracy Chevalier and Philippa Gregory