Bücher
Greek Presocratic Philosophers and Sophists: A Short Introduction
2023
King Herod the Great: A Short Biography
2023
The Astronomer Caroline Herschel: A Short Biography
2023
The Astronomer William Herschel: A Short Biography
2023
William Penn: Founder of Pennsylvania: A Short Biography
2022
The Astronomer Tycho Brahe: A Short Biography
2022
Hörbücher
A Short Biography of the Astronomer Edwin Hubble: 30 Minute Book Series, Book 2 (Unabridged)
2015
Louisa Catherine Adams: A Short Biography: First Lady of the United States (Unabridged)
2020
Albert Einstein: A Short Biography: Father of the Theory of Relativity (Unabridged)
2018
Charles Lindbergh: A Short Biography: Famed Aviator and Environmentalist: Thirty Minute Book Series, Book 23 (Unabridged)
2017
Dr. Robert H. Goddard: A Brief Biography: Father of American Rocketry and the Space Age: 30 Minute Book Series, 21 (Unabridged)
2017
The Mathematician John Forbes Nash Jr.: A Short Biography: 30 Minute Book Series, Book 16 (Unabridged)
2017