Norman Dello Joio : [autographed photograph]
Hugh Ross : [autographed photograph]
Letter from Lotte Lehmann to Ellen Ballon
William Schuman : [autographed photograph]
Olin Downes : [autographed photograph]
Alberto Erede : [autographed photograph]
Letter from Josef Hofmann to Ellen Ballon
Heitor Villa Lobos and Arminda Villa Lobos in New York
Letter from Edna Ferber to Ellen Ballon, Sally Ryan, and Ralph Gustafson
Antal Dorati : [autographed photograph]
Izler Solomon : [autographed photograph]
Anna Eleanor Roosevelt's response to invitation from Ellen Ballon
Ellen Ballon with unknown woman at the opening of the Metropolitan Opera
Captain Victor Cazale : [autographed photograph]
Wilfrid Pelletier : [autographed photograph]
Murial Dundas : [autographed photograph]
Alberto Jonás : [autographed photograph]
William Howard Taft : [photograph]
Rafael Joseffy and family : [autographed photograph]
Rubin Goldmark : [autographed photograph]
Harold Bauer : [autographed photograph]
Raoul Pugno : [autographed photograph]
Arthur Rubenstein in New York : [autographed photograph]
Anton Rubenstein : [autographed photograph]