Among the many excellent books on Yale’s history are:
Benson, Richard. A Yale Album: The Third Century. Yale University Press, 2000.
Kelley, Brooks Mather. Yale: A History. Yale University Press, 1974.
Pierson, George Wilson. Yale: College and University, 1871–1937. 2 vols. Yale University Press, 1955–60.
Scully, Vincent, et al. Yale in New Haven: Architecture and Urbanism. Yale University, 2004.
Yale: Landmarks and Leaders. Yale University, 2006.