A Century to Celebrate: Radcliffe College, 1879-1979 by Dorothy Ella Howells.Cambridge: Radcliffe College, 1978.

Against All Odds: The Legacy of Students of African Descent at Harvard Medical School Before Affirmative Action, 1850-1968 (Find It @ Harvard) by Nora N. Nercessian. Boston: Harvard Medical School, 2004.

Between Harvard and America: The Educational Landscape of Charles W. Eliot (Find It @ Harvard) by Hugh Hawkins. New York: Oxford University Press, 1972.

Biographical Sketches of Graduates of Harvard University in Cambridge, Massachusetts (Find It @ Harvard) by John Langdon Sibley and others. Cambridge, [Mass.]: Charles William Sever, University Bookstore, 1873 - ; Eighteen volumes, various authors and publishers, covering the Harvard College Classes of 1642 to 1774. The first three volumes of this work are available online:

Volume I (Harvard College Classes of 1642-1658) 
Volume II (Harvard College Classes of 1659-1677) 
Volume III (Harvard College Classes of 1678-1689)  

Blacks at Harvard: A Documentary History of African-American Experience at Harvard and Radcliffe edited by Werner Sollors, Caldwell Titcomb, and Thomas A. Underwood. New York: New York University Press, 1993. 

Charles W. Eliot, President of Harvard University, 1869-1909 (Find It @ Harvard) by Henry James. Two volumes. Boston and New York: Houghton Mifflin Company, 1930. 

Elizabeth Cary Agassiz: A Biography by Lucy Allen Paton. Boston and New York: Houghton Mifflin Company, 1919. 

The Harvard Book: A Series of Historical, Biographical, and Descriptive Sketches... edited by Henry Clark and F.O. Vaille. Two volumes. Cambridge: Welch, Bigelow and Company, 1875. 

Harvard Memorial Biographies. Two volumes. Cambridge: Sever and Francis, 1866. 

Harvard University Quinquennial Catalogue of the Officers and Graduates, 1636-1930. Cambridge: The University, 1930. 

Harvard's Military Record in the World War edited by Frederick S. Mead. Boston: Harvard Alumni Association, 1921. 

Historical Register of Harvard University, 1636-1936 (Find It @ Harvard). Cambridge: Harvard University, 1937. An earlier edition (1636-1930) is included in the Harvard University Quinquennial Catalogue, noted below.

The History of Harvard University by Josiah Quincy. Cambridge: Published by John Owen, 1840.  

James B. Conant: Harvard to Hiroshima and the Making of the Nuclear Age (FInd It @ Harvard) by James Hershberg. New York: Knopf, 1993.

The Librarians of Harvard College, 1667-1877 by Alfred Claghorn Potter and Charles Knowles Bolton. Cambridge: Library of Harvard University, 1897. Bibliographical Contributions, No. 52. (Appendices include Library laws of 1667, 1736, and 1765.)

Lives of Harvard Scholars: A Selection, 1957-1967 (Find It @ Harvard). Cambridge: Harvard University, University Information Center, [1968]. 

More Lives of Harvard Scholars: A Selection of Biographies Written by Their Colleagues (Find It @ Harvard) by William Bentinck-Smith and Elizabeth Stouffer. Cambridge: Harvard University, Office of the Secretary, 1986. 

My Several Lives: Memoirs of a Social Inventor (Find It @ Harvard) by James B. Conant. New York: Harper and Row, 1970.

"Student Records: The Harvard Experience" by Harley Holden. The American Archivist, Vol. 39, No. 4 (October 1976): pp. 461-467.