“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
