By 1965, as the director of both UCAR and NCAR, Walter Orr Roberts presided over five branches of NCAR: the Advanced Study Program, the Laboratory of Atmospheric Sciences or LAS (which included a Summer Visitor’s program and a Scientific Computing Facility), the High Altitude Observatory (HAO), the Facilities Division (which included the Research Aviation Facility, the Scientific Balloon Facility, a Library, Machine and Electronics Shops, and Field Observing Support for the Marshall Field Site, the Low-level Sounding System, and Radar Observations), and the Administrative and Support Services Division.