Letter from Alice Mary, Princess of Albany, to Ellen Ballon
Telegram from Isidore Ballon to Ellen Ballon
Autographs and letters from various composers
Autographs and letters from various composers
Note from Sir William Stewart Duke-Elder 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 Franz Liszt
Letter from Franz Liszt
Transcription of a letter from Franz Liszt
Letter from Jules Émile Frédéric Massenet
Letter from Jules Émile Frédéric Massenet
Postcard from Jules Émile Frédéric Massenet
Letter from Felix Mendelssohn Bartholdy to Professor Hildebrand
Letter from Yehudi Menuhin to Ellen Ballon
Letter from William Somerset Maugham to Ellen Ballon
Letter from William Somerset Maugham to Ellen Ballon
Letter from William Somerset Maugham to Ellen Ballon and Sally Ryan
Letter from William Somerset Maugham to Ellen Ballon
Letter from Camille Saint-Saens
Telegram from Arminda Villa-Lobos to Ellen Ballon
Letter from Wilhelm Backhaus to Ellen Ballon
Letter from Gustav Mahler
Letter from Edvard Grieg
Letter from Edna Ferber to Ellen Ballon, Sally Ryan, and Ralph Gustafson
Letter from Charles-Francois Gounod
Letter from Josef Hofmann to Ellen Ballon
Letters from Frank Cyril James to Ellen Ballon
Letters from Frank Cyril James to Ellen Ballon
Letter from Frank Cyril James to Ellen Ballon
Envelope from Sir Wilfrid Laurier to Ellen Ballon
Letter from Jules Émile Frédéric Massenet
Letters from Felix Mendelssohn-Bartholdy
Letters from Felix Mendelssohn-Bartholdy
Transcription of a letter from Felix Mendelssohn Bartholdy to J.H. Kufferath
Anna Eleanor Roosevelt's response to invitation from Ellen Ballon
Letters from William Somerset Maugham to Ellen Ballon
Letters from William Somerset Maugham to Ellen Ballon
Letter from William Somerset Maugham to Ellen Ballon
Letter from William Somerset Maugham to Ellen Ballon
Letter from William Somerset Maugham to Ellen Ballon, Sally Ryan, and Ryan Gustafson
Letter from William Somerset Maugham to Ellen Ballon
Ellen Ballon fonds
Ellen Ballon fonds
