sentences:  Northwestern's first building, Old College, was designed by John M. Van Osdel and opened for classes on November 5, 1855.Despite the vacancy in the presidency and only possessing two faculty members, mathematics Professor Henry S. Noyes and Greek Professor William D. Godman, the first class enrolled 10 men in the College of Literature, Arts, and Sciences.Tuition for the first year was $45 annually and living expenses were $2.50 to $3 weekly.