The President of the United States of America, authorized by Act of Congress, 20 July 1942, takes pleasure in presenting the Legion of Merit to Colonel (Chemical Corps) Rubert D. Chapman, United States Army, for exceptionally meritorious conduct in the performance of outstanding services to the Government of the United States from July 1954 to September 1963. [This award supersedes award of the Army Commendation Medal for meritorious achievement from 1 April 1956 to 9 November 1956 as announced in General Orders Number 32, Office of the Chief Chemical Officer, Headquarters, Department of the Army, dated 14 August 1957, and the Army Commendation Medal (First Oak Leaf Cluster) for meritorious service from 10 November 1956 to 25 July 1958 as announced in General Orders Number 31, Office of the Chief Chemical Officer, Headquarters, Department of the Army, dated 16 September 1958.]