Daniel A. Willis

• A reference guide to the royal families
• Immortal Betrayal
• Legends, Half-Truths, and Cherished Myths of the Drane Family
• The Archduke's Secret Family
• The Descendants of Charles II, Vol. 3
• 2022 Complete Line of Succession
• 2022 Reporter's Guide to the Royal Families of Europe
• 2023 Reporter's Guide to the Royal Families of Europe
• Children of Victoria II
• Complete Line of Succession
• Dragon in the Lighthouse
• Immortal Duplicity