One of several significant breakthroughs in The Final Truth is the 5-film “Jiggle Analysis” and triangulation leading back to the source of the shots.  Until this book, the Zapruder film was the only film studied for the jiggle effect.  The Final Truth examines that and four other films— Mark Bell, Robert Hughes, Elsie Dorman and Tina Towner— to pinpoint the place and the time of that enigmatic first shot. 

Just one of many groundbreaking ‘firsts’ in The Final Truth: Solving the Mystery of the JFK Assassination

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