W. M. · William M. · William Mann
| title | ISBN-13 (ISBN-10) | year of publica- tion |
|---|---|---|
| The Knights Templar in the New World: How Henry Sinclair Brought the Grail to Acadia | 978-0-89281-185-4 (0-89281-185-4) | 2004 |
| The Templar Meridians: The Secret Mapping of the New World | 978-1-59477-076-0 (1-59477-076-X) | 2006 |