The Ring Legends of Tolkien: An Illustrated Exploration of Rings in Tolkien's World, and the Sources that Inspired his Work from Myth, Literature and History

The Dark Powers of Tolkien: An illustrated Exploration of Tolkien's Portrayal of Evil, and the Sources that Inspired his Work from Myth, Literature and History

A Dictionary of Sources of Tolkien: The History and Mythology That Inspired Tolkien's World

The Heroes of Tolkien: An Exploration of Tolkien's Heroic Characters, and the Sources that Inspired his Work from Myth, Literature and History

The Illustrated World of Tolkien: An Exquisite Reference Guide to Tolkien's World and the Artists his Vision Inspired

The Illustrated World of Tolkien The Second Age

The Battles of Tolkien: An Illustrate Exploration of the Battles of Tolkien's World, and the Sources that Inspired his Work from Myth, Literature and History

Antarctica: A Biography

Maurice Blackburn: champion of the people

Antarctica: A Biography

Flaws in the Ice: In Search of Douglas Mawson

Conquest: How Societies Overwhelm Others