Excelsior : duet. The Music Composed and Dedicated to the Right Honble The Earl of Westmoreland by M.W. Balfe   Creator:   Balfe, M.W. Publisher.Display:   W. Paxton ( London ) Source Institution:   Added automatically Excelsior : duet. The Music Composed and Dedicated to the Right Honble The Earl of Westmoreland by M.W. Balfe	Songs by Longfellow and Balfe [for voice and piano] New selection.   Creator:   Balfe, M.W. Publisher.Display:   Boosey & Co ( London ) Source Institution:   Added automatically Songs by Longfellow and Balfe [for voice and piano] New selection.