Joan Cross

Fritz Reiner

NBC Symphony Orchestra

Emmy Loose

Robert Merrill

Walter Susskind

Sena Jurinac

Leslie Heward

Frederick Delius

Philharmonic-Symphony Orchestra Of New York

Judith Hellwig

Philharmonia Orchestra

Alexander Krannhals

Richard Strauss

Paul van Kempen

Lovro Von Matacic

Heitor Villa-Lobos

Royal Philharmonic Orchestra

Sir Thomas Beecham

RIAS Symphonie-Orchester Berlin

Chor Des Bayerischen Rundfunks

Margaret Ritchie

Rudolf Kempe

Sir Hamilton Harty

Chœur de Radio France