The President of the United States of America, authorized by Act of Congress, July 9, 1918, takes pleasure in presenting the Distinguished Service Cross to First Lieutenant (Infantry) Claude Hutchinson Mason, United States Army, for extraordinary heroism in action while serving with 141st Infantry Regiment, 36th Division, American Expeditionary Forces, near St. Etienne, France, October 8 – 10, 1918. On 8 October Lieutenant Mason followed the wave of attack under heavy shell and sniper fire, and maintained an aid station with no protection, near the front lines, giving first aid to the wounded and evacuating the injured from a heavily shelled area, for a period of three days.