James Reed

Robert E. Clark

Royal Dadmun

Reed Miller

Ernest Davis

Chautauqua Preachers' Quartette

Fisk University Male Quartette

Georgia Brevillier

Columbia Stellar Quartette

Haydn Quartet

Charles Hart

Homer Rodeheaver

Henry Burr

Earle F. Wilde

Columbia Quartette

Shannon Four

Oscar Seagle

Metropolitan Quartet

William MacEwan

Peerless Quartette

James Jordan

The Criterion Quartet

Tuskegee Institute Singers

Harry C. Browne

Virginia Asher