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 Presidential Library and Museum the museum begin their visit by watching a film narrated by President Kennedy in one of two cinemas that show an orientation film, and a third shows a documentary on the Cuban Missile Crisis. The are seven permanent exhibits: Among the Library's art collection is a 1962 portrait of Robert F. Kennedy by Lajos Markos, a watercolor sketch of John F. Kennedy by Jamie Wyeth, a watercolor painting of the White House painted by Jacqueline Kennedy and given as a gift to her husband, who had it hung in the Oval Office, a fingerpainting by Caroline Kennedy as a child,