Aaron Copland : [autographed photograph]
Abram Chasins : [autographed photograph]
Ada L. Richardson : [autographed photograph]
Adele aus der Ohe : [autographed photograph]
Alberto Erede : [autographed photograph]
Alberto Jonás : [autographed photograph]
Antal Dorati : [autographed photograph]
Arthur Rubenstein in New York : [autographed photograph]
Camillien Houde, Pauline Donaldson, Ellen Ballon, Frank Cyril James, and two unidentified people at a press conference : [photograph]
Captain Victor Cazale : [autographed photograph]
Chaim Weizmann : [photograph]
Charles Harris : [autographed photograph]
Charles Harriss : [autographed photograph]
Colonel Victor Cazalet : [autographed photograph]
Dimitri Mitropoulos : [autographed photograph]
Douglas Clarke : [photograph]
Douglas Clarke, Ellen Ballon, Frank Cyril James, and unknown man : [photograph]
Dr. Charles F. Martin : [autographed photograph]
Elizabeth Lyon Bowes : [photograph]
Ellen Ballon : [photograph]
Ellen Ballon and Alicia Mahorn : [photograph]
Ellen Ballon and Heitor Villa-Lobos : [photograph]
Ellen Ballon and Sir William C. MacDonald : [photograph]
Ellen Ballon as a child : [photographs]
Ellen Ballon in performance with Ernest Ansermet and the Orchestre de la Suisse Romande
Ellen Ballon performing the world premier of Heitor Villa-Lobos's Concerto No. 1 in Rio de Janeiro with Villa-Lobos conducting
Ellen Ballon sitting at an ornate piano in London, England
Ellen Ballon with unknown woman at the opening of the Metropolitan Opera
Emily "Erin" Bossom : [autographed photograph]
Emma Albani : [autographed print]
Ernest Ansermet : [autographed photograph]
Ernest MacMillan : [autographed photograph]
Frank Cyril James : [autographed photograph]
Frieder Weissmann : [autographed photograph]
Group photograph including Dr. David Thomson, Samuel Bronfman, Mrs. Bronfman, Sir Ernest MacMillan, and Ellen Ballon
Harold Bauer : [autographed photograph]
Heitor Villa Lobos and Arminda Villa Lobos in New York
Heitor Villa-Lobos : [autographed photograph]
Heitor Villa-Lobos : [autographed photograph]
Hugh Ross : [autographed photograph]
Izler Solomon : [autographed photograph]
Jacob Epstein : [autographed photograph]
John Bassett : [autographed photograph]
John Finley : [autographed photograph]
Josef Hofmann : [autographed photograph]
Josef Hofmann with Anton H. at piano
Leonard Bernstein : [autographed photograph]
Lotte Lehmann : [autographed photograph]
Lotte Lehmann : [autographed photograph]
Lotte Lehmann, Dr. Ross Flemington, and Ellen Ballon at Mount Allison University : [photograph]