On 10/28/42 at 11:40am, while on a routine flight from Hamilton Field to March Field the Douglas A-20C Havoc #41-19642 flying in instrument conditions crashed into the side of a mountain killing the crew of four. The A-20C struck the mountain at an angle of approximately 90 degrees two hundred feet below the 8,000 foot summit, exploding into flames and hurling wreckage down the ridge. Investigators could not determine what caused the airplane to crash. Visibility in the area at the time of the accident was reported as extremely poor with scattered snowstorms in the higher elevations. Killed in the accident were: Maj. James M. Liddell, pilot; Sgt. Harry W. Short, radio operator; SSgt. Morris G. Deason and TSgt. Oliver W. Murphy.