The President of the United States of America, authorized by Act of Congress, July 9, 1918, takes pleasure in presenting the Army Distinguished Service Medal to Brigadier General Charles Keller, United States Army, for exceptionally meritorious and distinguished services to the Government of the United States, in a duty of great responsibility during World War I. As Assistant to the Chief of Engineers, U.S. Army, General Keller was instrumental in initiating policies which protected the channels and anchorages of our important harbors from obstruction by enemy aliens. As Power Administrator on behalf of the United States he organized the Power Section of the War Industries Board and initiated measures as a result of which the war program of the country was successfully protected against serious delay due to power shortages.