| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| ...A Popular Guide to the Observation of Nature: Hints of Inducement to the Study of Natural Productions and Appearances, in Their Connexions and Relations | 978-1-142-70629-6 (1-142-70629-X) | 2010 |
| Man, in His Intellectual Faculties and Adaptations | 978-1-142-07515-6 (1-142-07515-X) | 2010 |
| Man, in His Physical Structure and Adaptations | 978-1-144-65923-1 (1-144-65923-X) | 2010 |