Robert Tanenbaum, in his book That Day in Dallas, discusses in his text, and includes in his appendix, a purported memo from John McCone to James Rowley. This memo is clearly a fake and I discussed it in my first review of his book. Here is the letter that was included in his book: What is interesting is that the Yellow highlights are exactly the same as the yellow highlights found in the document as printed in Robert Groden's book, Absolute Proof, Tanenbaum doesn't comment o