Leonard Goldberg

The Disappearance of Alistair Ainsworth

2020

The Art of Deception

2021

Study in Treason

2019

The Daughter of Sherlock Holmes

2019

The Blue Diamond

2024

The Abduction of Pretty Penny

2022

Wayward Prince

2023

Transplant

1981

Psychic Dependence

2014

Plague Ship

2013

Fatal care

2001

Deadly Medicine

2000

Deadly harvest

1998

Brainwaves

2003

Atlas of Flaps of the Face

2008

Alcohol, drugs, and traffic safety

1981

ሮቤርታ

2020

The cure

1982