The Strange Case of the Alchemist's Daughter, written by Theodora Goss, is a delightful gaslamp fantasy novel that brings together famous literary characters such as Sherlock Holmes and Dr. Jekyll in a thrilling mystery. The story follows Mary Jekyll, the daughter of the infamous Dr. Jekyll, as she teams up with other daughters of famous mad scientists to uncover a secret society. With its clever blend of classic literature and fantasy elements, this book offers a fresh take on gaslamp fantasy.