Physical Science Laboratory in Old Main BuildingOld Main opened in 1874 as the main building of St. Cloud State. Old Main was demolished in 1950 after the completion of Stewart Hall.
The Thomas Gray Campus Laboratory School, opened in 1958, replaced Riverview as the campus laboratory school. The campus laboratory school closed in 1983 and, in 1984, was repurposed and renamed Engineering and Computing Center. The building was initially named for Thomas Gray, who graduated from St. Cloud State in 1872, served as the school's president from 1884 to 1890.