Emilio De Gogorza

The Criterion Quartet

Alma Gluck

Luisa Tetrazzini

Efrem Zimbalist

Columbia Quartette

Fisk University Male Quartette

Tito Schipa

Shannon Four

Reinald Werrenrath

John McCormack

Peerless Quartette

Harry Macdonough

Chautauqua Preachers' Quartette

Louise Homer

Anthony And Harrison

Paramount Jubilee Singers

Frederic C. Freemantel

Percy Hemus

Enrico Caruso

Steve Porter

Kalman Juvelier

Evan Williams

Marie Tiffany

Charles Harrison