The traditional Harvard freshman register is known as "The Facebook".

"Harvard Yearbook Publications is responsible for the creation and production of the Senior Yearbook as well as the Freshman Register (also known as the Facebook). The Freshman Register is an extremely useful hardbound reference book for freshmen that contains photographs, addresses, and secondary schools of class members."

(http://www.hcs.harvard.edu/~yearbook/purchase/). Login: http://facebook.college.harvard.edu