Anton Rubenstein : [autographed photograph]
Concerto para piano e orquestra : tuba
Concerto para piano e orquestra : clarinete baixo
Concerto para piano e orquestra : [autograph manuscript]
Novellette : etude in seconds : op. 22, no. 1
Konzert etüde, op. 22 no. 1
Etude de concert, Op. 1, no. 1
Csárdás no. 2
Caprice de concert pour piano, Op. 4
Terceiro concerto de piano e orquestra : redução para dois pianos
Concerto para piano e orquestra : terceiro e quarto trombone
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 : primiero e segundo fagotes
Concerto para piano e orquestra : primiero e segundo fagotes
In the rushes, Op. 12, no. 3
Weeping willows, Op. 12, no. 2
Soughing pines, Op. 12, no. 4
Titania's waltz, Op. 12, no. 1
Letter from Lotte Lehmann to Ellen Ballon
Letter from Josef Hofmann to Ellen Ballon
Letter from Edna Ferber to Ellen Ballon, Sally Ryan, and Ralph Gustafson
Envelope from William Somerset Maugham to Ellen Ballon
Letter from William Somerset Maugham to Ellen Ballon, Sally Ryan, and Ryan Gustafson
Envelope from William Somerset Maugham to Ellen Ballon
Envelope from William Somerset Maugham to Ellen Ballon, Ryan Gustafson, and Sally Ryan
Letter 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 and Sally Ryan
Letter 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
Letter from William Somerset Maugham to Ellen Ballon
Letter from William Somerset Maugham to Ellen Ballon
Letter from William Somerset Maugham to Sally Ryan and Ellen Ballon
Letter from William Somerset Maugham to Ralph Gustafson, Sally Ryan, and Ellen Ballon
Anna Eleanor Roosevelt's response to invitation from Ellen Ballon