In searching through documents for researching Pieces of the Puzzle Volume 2, I came across the following emails from the late Rich DellaRosa. Mr. Dellarosa was quite interested in the Nix film as well as alteration of the Zapruder film. The altered film is a subject of hot debate and has been for years. I like Doug Horne and find his research credible. I find Dino Brugioni’s testimony credible. Ditto for James Wagenvoord.
There are camps of altered/non-altered film debaters. Josiah Thompson and Robert Groden are conspiracy believers who think the film is unaltered ( I won’t go into the reasons that may be more subjective than objective in regards to Groden).
The point I’m trying to make albeit in a long-winded way, is that Moses Weitzman, Groden’s boss, felt the Nix film was much more important than the Zapruder film. You can read more about this in my book, Orville Nix: The Missing JFK Assassination Film. Below are the reasons why Mr. Weitzman feels the Nix Film is more important in his own words: