Abram Chasins : [autographed photograph]
Alberto Erede : [autographed photograph]
Antal Dorati : [autographed photograph]
Anton Rubenstein : [autographed photograph]
Caprice de concert pour piano, Op. 4
Concerto para piano e orquestra : [autograph manuscript]
Concerto para piano e orquestra : clarinete baixo
Concerto para piano e orquestra : primiero e segundo fagotes
Concerto para piano e orquestra : primiero e segundo fagotes
Concerto para piano e orquestra : primiero e segundo trombone
Concerto para piano e orquestra : primiero e segundo trombone
Concerto para piano e orquestra : terceiro e quarto Fa horns
Concerto para piano e orquestra : terceiro e quarto Fa horns
Concerto para piano e orquestra : terceiro e quarto trombone
Concerto para piano e orquestra : tuba
Csárdás no. 2
Douglas Clarke, Ellen Ballon, Frank Cyril James, and unknown man : [photograph]
Envelope from Sir Wilfrid Laurier to Ellen Ballon
Ernest MacMillan : [autographed photograph]
Etude de concert, Op. 1, no. 1
Group photograph including Dr. David Thomson, Samuel Bronfman, Mrs. Bronfman, Sir Ernest MacMillan, and Ellen Ballon
In the rushes, Op. 12, no. 3
Izler Solomon : [autographed photograph]
Konzert etüde, op. 22 no. 1
Letter from Frank Cyril James to Ellen Ballon
Letter from Frank Cyril James 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
Lotte Lehmann, Dr. Ross Flemington, and Ellen Ballon at Mount Allison University : [photograph]
Märchen (Ritterzug), Op. 14, no. 2
Novellette : etude in seconds : op. 22, no. 1
Olin Downes : [autographed photograph]
Rubin Goldmark : [autographed photograph]
Soughing pines, Op. 12, no. 4
Suite
Terceiro concerto de piano e orquestra : redução para dois pianos
The McGill News : Ellen Ballon and Pauline Donalda receiving honorary doctorates from McGill University
Titania's waltz, Op. 12, no. 1
Virgil Thomson : [autographed photograph]
Weeping willows, Op. 12, no. 2
William Schuman : [autographed photograph]