Pablo Casals
Herbert von Karajan
Carl Schuricht
Rudolf Kempe
Henry Kip
Nicolai Malko
Victor Alessandro
Leopold Stokowski
Enzio Altobelli
Unidentified male (composer?)
Eugene Ormandy
Erich Kleiber
Paul Paray
Fritz Kreisler
Patrice Munsel
Ferruccio Tagliavini
Zoltan Kodaly
Clifford Curzon
Albert Spalding
Emil Gilels
Typescript note from Arthur Fiedler
Gian Carlo Menotti
Walter Piston
Galina Ulanova, Nicolai Fadeyechev, and Maya Samokhvalova in Giselle, Act II
Nicola Rescigno
Frederick Stock
Rudolf Firkusny
Lovro von Matacic
Sergey Prokofiev
Wanda Landowska
Karl Bohm
Kathleen Battle
Igor Stravinsky
Jeanette MacDonald
Max Rudolf
Emil Gilels
Teresa Stich-Randall
Typescript letter from Frederick C. Kraus on behalf of Elizabeth Rethberg
Arena di Verona
Fernando Previtali
Efrem Kurtz
Eugene Ormandy
Eugene Ormandy
I Musici
Paul Paray
Bruno Walter
Fausto Cleva
Bela Bartok
Leonard Bernstein
Tullio Serafin (left) with unidentified male
Virgil Thomson
Felix Ayo
Florence Quartararo
Virtuosi di Roma
Guiomar Novaes
Gre Brouwenstijn
Rudolf Firkusny
Typescript note from Gladys Swarthout
Jose Iturbi
Joseph Szigeti
Helen Traubel
Leopold Stokowski
Concertgebouworkest Amsterdam
Isaac Stern
Uta Graf
Clifford Curzon
Kathleen Ferrier
George Szell
Lewisohn Stadium
Herbert von Karajan
Ravinia Park, Chicago
Lovro von Matacic
Enrico Caruso
Marie Sundelius
Seymour Lipkin
Kathleen Ferrier
Guiomar Novaes
George Urban
Eugene Ormandy
Eugene Ormandy
Theodore Thomas
Anna Moffo
Morton Gould
Raoul Jobin
Ruth St. Denis
Kirill Kondrashin
Herbert von Karajan
Arturo Toscanini
Fritz Stiedry
Nino Verchi
Antal Dorati
Dimitri Mitropoulos
Joseph Szigeti
George Szell
Enrique Jorda
Walter Gieseking
Gianandrea Gavazzeni
Alberto Erede
Frederick Lechner
Rudolf Serkin
