Formation of a world union will be the subject of the annual Harvard, Yale, Princeton debate to be held tonight at the three universities for the last time for the duration.

The Harvard negative team will journey to Princeton while the Yale team will come to Boston to oppose the College affirmative team at the Harvard Club.

Those chosen for the two College teams are: affirmative, Sheldon K. Beren '44, captain, Haskell Gredberg '44 and Samuel E. Stuart '45; negative, John E. Corrigan '44, captain, Cornelina J. Peek '45 and Francis de S. Weidich '46.