The university was founded in 1863 under the provisions of the Federal Morrill Land-Grant Colleges Act to provide instruction to Massachusetts citizens in "agricultural, mechanical, and military arts." Accordingly, the university was initially named the Massachusetts Agricultural College, popularly referred to as "Mass Aggie" or "M.A.C." In 1867, the college had yet to admit any students, been through two Presidents, and had still not completed any college buildings. In that year, William S. Clark was appointed President of the college and Professor of Botany. He quickly appointed a faculty, completed the construction plan, and, in the fall of 1867, admitted the first class of approximately 50 students. Clark became the first president to serve longterm after the schools opening and is often regarded the primary founding father of the college. Of the school's founding figures, there are a traditional "founding four"- Clark, Levi Stockbridge, Charles Goessmann, and Henry Goodell, described as "the botanist, the