O'Hara

Ernestine Schumann-Heink (contralto)

Kimberly LaGraff (mezzo), Scott LaGraff (baritone), Andrew Hudson (piano)

John Charles Thomas

The Mormon Tabernacle Choir

Brian L. Bowman (euphonium), James Welch (organ)

Lennart Jernestrand (piano), Karl-Erik Svedlund (piano)

Ekeroths String Ensemble, KFUM Male Choir, Philadelphia Choir, IBRA Orchestra, IBRA Choir, Martin Lidstam

Enrico Caruso (tenor), Frieda Hempel (soprano), Leon Rothier (bass), Andres De Segurola (bass), Maria Duchene (mezzo-soprano), Gaetano Scognamiglio (piano)

Victor Orchestra, New York Metropolitan Opera Chorus

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Brian Mulligan (baritone), Craig Rutenberg (piano)

Einar Ekberg (baritone), Gunnar Berggren (piano), Oswald Lenti (violin), Karl-Erik Svedlund (piano), Emil Peterson (organ), Lennart Jernestrand (piano), Robert Harkness (piano), Einar Waermo (vocals), Sven Larsson (vocals), Ake Lofdahl (organ), Axel Rosen (hammond organ)

IBRA Choir, IBRA Orchestra,...