D S · F・S · Francis-D · Francis Darwin
Cornell University Library · Nabu Press
| title | ISBN-13 (ISBN-10)  | year of publication | 
|---|---|---|
| The Life and Times of James the First, the Conqueror, King of Aragon, Valencia, and Majorca ... | 978-1-143-45779-1 (1-143-45779-X)  | 2010 | 
| The Life and Times of James the First, the Conqueror, King of Aragon, Valencia, and Majorca ...: F. Darwin Swift ... | 978-1-112-46892-6 (1-112-46892-7)  | 2009 |