Oklahoma State University was founded on February 25, 1990/kloc-0, only 20 months later than Oklahoma Agricultural Machinery College, which was established in 1889. 18911214 When the first student organization was established, there were no teaching buildings, books and courses here. 1894, after two and a half years in the local church, 144 students came to the first teaching building, which will be called the "old center" in the northeast corner of the campus. 1896 Oklahoma A & amp； M College held its first graduation celebration and sent off six graduates. 1957，A &； M College was renamed Oklahoma State University. The Science and Technology Branch Library was established in 1946 Oak Margi, 196 1 Oklahoma City. (1990 changed its name to OSU- Oak Margi and OSU- Oklahoma City). In July, 1988, Department of Orthopedic Surgery, University of Oklahoma (Tulsa) became the Department of Orthopedic Surgery, Oklahoma State University. 200 1, becoming a part of the Health Care Science Center of Oklahoma State University. OSU is located in Stilwater, northern Oklahoma, with a population of about 42,000. Stilwater is only 60 kilometers from Tulsa and other cities in Oklahoma City. It is convenient to get to other major densely populated centers by plane and train.