September 24, 1964. The Warren Commission Report is presented to LBJ. It will be released to the public three days later. You can read it all online here.
Photo: L-R: John McCloy, J. Lee Rankin (General Counsel), Senator Richard Russell, Representative Gerald Ford, Chief Justice Earl Warren, President Lyndon B. Johnson, Allen Dulles, Senator John Sherman Cooper, and Representative Hale Boggs, the Cabinet Room. LBJ Library photo C732-1-WH64, public domain.