The Institute of Heraldry approved the shoulder sleeve insignia for SAFEGUARD. This insignia was used until the mid-1990s. 
Text cropped from image:This roman centurion symbolized the organization for 27 years.
cropped and converted to PNG version of http://www.smdc.army.mil/Historical/Weeks/images/May-June/Roman.jpg from http://www.smdc.army.mil/Historical/Weeks/May.html and after vectorization of raster image