Ushers for the Harvard-Dartmouth Ball, to be held at the Copley Plaza Friday, were announced by the committee yesterday. In the Harvard group are Joseph A. Bloombergh '37, John F. Dammann '39, Francis Keppel '38, Louis H. Orr, Jr. '36, Thomas H. Quinn '36, Merritt K. Ruddock '36.

On the Dartmouth list are Adlis P. Butler, Paul S. Cleveland, Donald W. Erion, Albert L. Gidney, Dean R. Gidney, John R. McKernan, Robert S. Morris, William U. Niss, Budd W. Schulberg, Robert R. Shertz, Robert J. Smith, Richard F. Treadway.

Music for the ball will be supplied by the Dartmouth Barbary Coast Band, playing from nine to three o'clock. The Committee has made arrangements to have the main ball room of the Copley Plaza decorated appropriately.