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 (Medical Corps) William H. J. O’Brien, United States Army, for extraordinary heroism in action while serving with Medical Detachment, 76th Field Artillery (Attached), 3d Division, American Expeditionary Forces, near la Trinity Ferme, France, July 14 – 15, 1918. During the entire night of July 14 – 15, and throughout the following day, Lieutenant O’Brien was continually exposed to high explosives and gas shells in caring for the wounded, even after he had been painfully wounded by the fragment of a shell.



