| title | ISBN-13 | year of publication |
|---|---|---|
| Bitterroot: The Life and Death of Meriwether Lewis | 978-0-8122-4984-2 | 2018 |
| The Emperor of Nature: Charles-Lucien Bonaparte and His World | 978-0-8122-3546-3 | 2000 |
| The Man Who Had Been King: The American Exile of Napoleon's Brother Joseph | 978-0-8122-3872-3 | 2005 |
| Thomas Say: New World Naturalist | 978-0-8122-3103-8 | 1992 |