HarperCollins · Merlin Unwin Books
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Defeat of John Hawkins: A Biography of His Third Slaving Voyage | 978-0-04-910027-5 (0-04-910027-0) | 1960 |
| George Allen and Unwin: A Remembrancer | 978-1-873674-37-6 (1-873674-37-6) | 1999 |