Lincoln and two co-authors, Richard Leigh and Michael Baigent, again used the Dossiers Secrets as source material for the controversial 1982 publication of Holy Blood, Holy Grail.
In their 1982 book, Holy Blood, Holy Grail, Lincoln and co-authors Richard Leigh and Michael Baigent utilized the Dossiers Secrets as source material. This work was controversial for its unique perspective on historical events.