Hanging Mary by Susan Higginbotham. "A widow who runs a small boardinghouse on H Street, Mary Surratt isn't half as committed to the cause [of the Civil War] as her son, Johnny. If he's not delivering messages or escorting veiled spies, he's [inviting] home men like John Wilkes Booth, the actor who is even more charming in person than he is on the stage..." #historicalfiction
Eighteen years old and completely alone, Rosemary arrives in New York from Tasmania with little other than her love of books and an eagerness to explore the city. Taking a job at a vast, chaotic emporium of used and rare books called the Arcade, she knows she has found a home. But when Rosemary reads a letter from someone seeking to “place” a lost manuscript by Herman Melville, the bookstore erupts with simmering ambitions and rivalries.