Original black and white photographic negative taken by Dallas Times Herald and United Press International photographer Darryl Heikes. This image shows assassination eyewitness Charles Brehm giving a telephone interview while at the Dallas County Sheriff's office the afternoon of November 22, 1963.

Original black and white photographic negative taken by Dallas Times Herald staff photographer William Allen Friday afternoon after the assassination. This image shows eyewitness Charles Brehm in Dealey Plaza.

Original black and white photographic negative taken by Dallas Times Herald and United Press International photographer Darryl Heikes. This image shows assassination eyewitnesses Jean Hill (left) and Mary Moorman (right) at the Dallas County Sheriff's office the afternoon of November 22, 1963.

Original black and white photographic negative taken by Dallas Times Herald and United Press International photographer Darryl Heikes. This image shows assassination eyewitnesses Jean Hill (left) and Mary Moorman (right) at the Dallas County Sheriff's office the afternoon of November 22, 1963.

Original black and white photographic negative taken by an unidentified Dallas Times Herald staff photographer. This image shows Assistant White House Press Secretary Malcolm Kilduff and members of the Secret Service walking past ambulance driver Aubrey Rike as they head toward the emergency entrance of Parkland Hospital. The men are walking between a white car from the Oneal Funeral Home and another vehicle, which has one door open. Kilduff made the official announcement of President Kennedy's death a short while later at a press conference held at Parkland at 1:30 p.m. on November 22, 1963.

Original black and white photographic negative taken by an unidentified Dallas Times Herald staff photographer. This image shows Assistant Press Secretary Malcolm Kilduff at the press conference announcing President Kennedy's death at Parkland Hospital. Kilduff made the announcement at 1:30 p.m. on November 22, 1963, only one hour after the president was shot.

Original black and white photographic negative taken by Dallas Times Herald staff photographer Bill Beal. This image shows a camera misfire.

Original black and white photographic negative taken by a Dallas Times Herald staff photographer showing a camera misfire.

Original black and white photographic negative taken by a Dallas Times Herald staff photographer. This image shows a camera misfire of what appears to be the Parkland Hospital roofline.

Original black and white photographic negative taken by Dallas Times Herald staff photographer William Allen. The image is truncated because it was the first picture taken on this roll of film. The partial image is a camera misfire which appears to show a sidewalk and part of a person's shoe.

Original black and white photographic negative taken by Dallas Times Herald staff photographer William Allen. This image may be a camera misfire; it shows a sidewalk and curb, some litter and the lower part of a man's leg.

Original black and white photographic negative taken by Dallas Times Herald staff photographer William Allen. This image may be a camera misfire; it shows a sidewalk and curb, some litter and the lower part of a man's leg.

Original black and white photographic negative taken by Dallas Times Herald staff photographer William Allen. This image is a camera misfire which appears to show pavement, the shoes and shadows of one or two people and what may be the photographer's camera strap.

Original black and white photographic negative taken by Dallas Times Herald staff photographer William Allen. This image is a camera misfire which appears to show pavement, the shoes and shadows of one or two people and part of a license plate.

Original black and white photographic negative taken by Dallas Times Herald and United Press International photographer Darryl Heikes. The image shows a camera misfire.

Original black and white photographic negative taken by Dallas Times Herald and United Press International photographer Darryl Heikes. The image shows a camera misfire.

Original black and white photographic negative taken by an unidentified Dallas Times Herald staff photographer. The image is a camera misfire which appears to show the floor, the photographer's foot and his camera strap.

Original black and white photographic negative taken by Dallas Times Herald staff photographer William Allen. This image shows a camera misfire.

Original black and white photographic negative taken by a Dallas Times Herald staff photographer. This image is a camera misfire.

Original black and white photographic negative taken by Dallas Times Herald staff photographer William Allen. This image is a camera misfire which appears to show pavement, the lower part of an overcoat with plaid lining, and the rear bumper and back-right tire of a light-colored Ford Galaxie.

Original black and white photographic negative taken by a Dallas Times Herald staff photographer showing a camera misfire.

Original black and white photographic negative taken by a Dallas Times Herald staff photographer. This image shows a white car joining the motorcade departing Parkland Hospital for Love Field on November 22, 1963.

Original black and white photographic negative taken by a Dallas Times Herald staff photographer showing the pilot car from the Kennedy motorcade, driven by Dallas Police Deputy Chief George L. Lumpkin, at Parkland Hospital. The other men inside are unidentified. This is the car that was used to drive Lyndon Johnson from Parkland Hospital back to Love Field.

Original black and white photographic negative taken by a Dallas Times Herald staff photographer. This image shows a casket from the Oneal Funeral Home being delivered to Parkland Hospital. Oneal driver Aubrey Rike (with dark hair) assists, followed by Dallas Morning News columnist Tony Zoppi (in dark suit). Oneal attendant Dennis "Peanuts" McGuire stands behind Zoppi.