| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Earth Sculpture: Or, the Origin of Landforms | 978-1-112-34155-7 (1-112-34155-2) | 2009 |
| The Great Ice Age and its Relation to the Antiquity of Man | 978-1-108-05008-1 (1-108-05008-5) | 2012 |
| The Great Ice Age and Its Relation to the Antiquity of Man | 978-1-143-67930-8 (1-143-67930-X) | 2010 |
Cambridge University Press · Cornell University Library · Nabu Press