Under the provisions of Department of Defense 1348.33-M, the Secretary of Defense of the United States of America takes pleasure in awarding the Defense Superior Service Medal to Colonel (Armor) William Surles McArthur, Jr., United States Army, for exceptionally superior service to the Department of Defense with the NASA Space Fleet from 1990 to 1993. The distinctive accomplishments of Colonel (Armor) McArthur reflect great credit upon himself, the United States Army, and the Department of Defense.