William Schuman : [autographed photograph]
Wilhelm Backhaus : [autographed photograph]
Weeping willows, Op. 12, no. 2
Virgil Thomson : [autographed photograph]
Troisieme scherzo pour le piano
Trois mazourkas pour le piano
Transcription of a letter from Franz Liszt
Transcription of a letter from Felix Mendelssohn Bartholdy to J.H. Kufferath
Transcription of a letter from Felix Mendelssohn Bartholdy to J.H. Kufferath
Transcribed letter from Richard Wagner to his publisher
Titania's waltz, Op. 12, no. 1
Thomas Beecham : [autographed photograph]
The McGill News : Ellen Ballon and Pauline Donalda receiving honorary doctorates from McGill University
Terceiro concerto de piano e orquestra : redução para dois pianos
Suite
Soughing pines, Op. 12, no. 4
Sonate pour le piano
Sir Thomas Beecham : [autographed photograph]
Rubin Goldmark : [autographed photograph]
Ronde pour orchestre : reduction pour piano
Postcard from Jules Émile Frédéric Massenet
Postcard featuring Pietro Mascagni and signed by various musicians
Polonaise, Op. 71, no. 3 : [piano score]
Polonaise, Op. 71, no. 2 : [piano score]
Polonaise, Op. 71, no. 1 : [piano score]
Olin Downes : [autographed photograph]
Novellette : etude in seconds : op. 22, no. 1
Märchen (Ritterzug), Op. 14, no. 2
Marche funèbre, Op. 35 : exécutée aux funérailles de l'auteur
Lotte Lehmann, Dr. Ross Flemington, and Ellen Ballon at Mount Allison University : [photograph]
Lotte Lehmann : [autographed photograph]
Lotte Lehmann : [autographed photograph]
Letter from Wilhelm Backhaus to Ellen Ballon
Letter from Sir Wilfrid Laurier to Ellen Ballon
Letter from Sir Wilfrid Laurier to Ellen Ballon
Letter from Sir Wilfrid Laurier to Ellen Ballon
Letter from Sir Wilfrid Laurier to Ellen Ballon
Letter from Sir Wilfrid Laurier to Ellen Ballon
Letter from Sir Wilfrid Laurier to Ellen Ballon
Letter from Sir Wilfrid Laurier to Ellen Ballon
Letter from Sir Wilfrid Laurier to Ellen Ballon
Letter from Sir Wilfrid Laurier to Ellen Ballon
Letter from Sir Wilfrid Laurier to Ellen Ballon
Letter from Sir Wilfrid Laurier to Ellen Ballon
Letter from Maurice Ravel
Letter from Jules Émile Frédéric Massenet
Letter from Jacques Offenbach
Letter from Gustav Mahler
Letter from Franz Liszt
Letter from Frank Cyril James to Ellen Ballon