sentences:  The school was chartered as a nonprofit Arizona corporation on April 8, 1946.Over the next six months, Yount and Dunne (Thompson having departed the project) prepared the Glendale location, arranged financing, remodeled the physical plant (which included several airplane hangars and a control tower), and recruited faculty and students.Students were required to be "at least twenty years of age who, through study in college or the armed forces, have completed at least two years above high school, or the equivalent thereof."