England's Thousand Best Churches

Unholy Alliance: A History of Nazi Involvement with the Occult (New and Expanded Edition)

Conspiracies and Secret Societies: The Complete Dossier of Hidden Plots and Schemes

Jesse James and the Lost Templar Treasure: Secret Diaries, Coded Maps, and the Knights of the Golden Circle

The Path of Freemasonry: The Craft as a Spiritual Practice

Theurgy: Theory and Practice: The Mysteries of the Ascent to the Divine

An Encyclopedia of Freemasonry: Volume Two

Secret America: The Hidden Symbols, Codes and Mysteries of the United States

Secret Societies: Inside the Freemasons, the Yakuza, Skull and Bones, and the World's Most Notorious Secret Organizations