| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Jolting Days Aboard the California Overland Express in 1860: A Journey Aboard the Butterfield Overland Express Mail Company on the Longest Stage-Ride in the World | 978-0-9865087-1-4 (0-9865087-1-3) | 2010 |
| Malta, Under the Phenicians, Knights, and English | 978-1-144-21355-6 (1-144-21355-X) | 2010 |