Princeton, N. J., October 21.--The formal dedication of the Graduate College of Princeton University and the presentation of the Cleveland Memorial Tower takes place Wednesday morning. Representatives from the larger colleges and universities of this country together with a delegation from abroad will be present. Among the speakers are President Hibben and Dean West of Princeton, Alois Riehl of Berlin, Arthur Shipley of Cambridge, Emil Boutroux of Paris, and former president Taft.