the law firm headed it at the end. anthony k. brown wrote a last zero. he had access to the original, then the microphone that he had the tucked of all his files in his office and carted off to new york. he did not have access to a lot of the newer material that has come out. there is a lot of speculation on things that donovan did. when you look at the actual record it turns out it didn't happen. the other book was richard dunlop who wrote a biography around the same time in the early 80's. based largely on anecdotes are reminiscent of the former zero ss officers. as a historian or biographer with tell you, you know, and it puts our pretty helpful. memories fade after ten, 20, 30, 40 years. there were instances. they had donovan and different places. i called them elvis sightings.