Behold a Pale Horse
The book reprints a notorious antisemitic forgery within a framing chapter presenting it as genuine — a documented fact about the book's contents, reported here without repeating any of that forged document's claims. Its author was killed in a confrontation with law enforcement in 2001.
Milton William Cooper, Behold a Pale Horse (1991)
A 1991 self-published conspiracy book that became one of the best-selling books of its kind in American history.