Also by Leonard Goldberg:

The Wayward Prince, July 2023
Hardcover / e-Book
The Blue Diamond, June 2023
Trade Paperback / e-Book
The Blue Diamond, June 2022
Hardcover / e-Book
The Abduction of Pretty Penny, May 2022
Trade Paperback / e-Book
The Abduction of Pretty Penny, June 2021
Hardcover / e-Book
The Art of Deception, May 2021
Trade Size / e-Book
The Disappearance of Alistair Ainsworth, June 2020
Trade Size / e-Book (reprint)
The Art of Deception, June 2020
Hardcover / e-Book
The Disappearance of Alistair Ainsworth, June 2019
Hardcover / e-Book
A Study in Treason, June 2018
Hardcover / e-Book
The Daughter of Sherlock Holmes, May 2018
Trade Size
The Daughter of Sherlock Holmes, June 2017
Hardcover / e-Book
Plague Ship, October 2013
Paperback / e-Book