John F. Kennedy assassination rifle HSCA tests proved conclusively that the claim was not accurate. In 1972 the Kennedy family chose John K. Lattimer, MD as the first nongovernmental expert to examine evidence taken at Kennedy's autopsy. Lattimer performed ballistic tests and other research to prove that Lee Harvey Oswald was likely the sniper who shot and killed President John F. Kennedy from the Texas School Book Depository in Dallas. Dr. Lattimer frequently performed a demonstration of Oswald's shooting, firing three well-aimed shots within 8.3 seconds with Carcano M91/38 and under the same firing conditions. By doing so Dr. Lattimer intended to prove that Oswald
John F. Kennedy autopsy the shroud of secrecy that has surrounded the records that do exist." List of personnel present at various times during the autopsy, with official function, taken from the Sibert-O'Neill report list, the HSCA list and attorney Vincent Bugliosi, author of "". "Official autopsy signatories": "Other medical personnel" Additional military personnel "Others:" At the termination of the autopsy, the following personnel from Gawler's Funeral Home entered the autopsy room to prepare the President's body for viewing and burial (this required 3 to 4 hours ): John F. Kennedy autopsy The autopsy of President John F. Kennedy was performed, beginning at about