Date: April 22nd, 2017 2:13 PM
Author: sienna range feces
Yale: 1969
Princeton: 1969
Cornell: technically 1872, but as a practical matter 1970
Brown: 1971 (when its women's college, Pembroke, merged with Brown)
Dartmouth: 1972
Harvard: 1977 (when Harvard & Radcliffe merged)
Columbia: 1981 (although Barnard students were allowed to attend certain Columbia courses as early as 1955)
(http://www.autoadmit.com/thread.php?thread_id=3592174&forum_id=2#33134783)