By Mary PhillipsFor The Oklahoman128 years ago on Dec. 19, 1890, the University of Oklahoma was founded and according to the university's website at http://www.ou.edu/commencement/information/traditions, the first graduating class in 1896 consisted of two graduates. Since then, OU has been busy preparing students of all ages for careers and life. The average age range of OU students is 18 to 21, with some younger and some older. Two students who represent both ends of the student age spectrum are Elizabeth Boylan and Mozelle Richardson. The Oklahoman on Oct.