Original black and white 35mm negative on Kodak Tri X Pan Film taken by Dallas Morning News photographer Bill Winfrey on Mayo 9, 1964. The image shows two Warren Commission members (John Sherman Cooper, left, and John McCloy, right, both wearing hats) waiting outside the front door of the Texas School Book Depository. Commission assistant counsel David Belin stands with back to camera. The Commission visited the assassination scene to get a better understanding of what happened.