| Artist | Active | Genre & Styles |
|---|---|---|
| Leo Slezak | Classical, Opera, Vocal Music | |
| Alexander Orlov | 1900s - 1940s | Classical, Orchestral, Concerto, Opera, Symphony |
| Otto Harbach | 1900s - 1930s | Vocal, Stage & Screen, Classical, Jazz, Cast Recordings, Musicals, Show Tunes, Traditional Pop, Opera, Vocal Music |