| Verfasser | Häufigkeit |
| Alan, Knight |
1 |
| Andrew, Paxman |
1 |
| Arditti, Joseph |
1 |
| Benjamin T., Smith |
1 |
| Bizet, Georges 1838-1875 |
1 |
| Carpenter, James R. |
1 |
| Chang, Fen-Fen |
1 |
| Christopher R., Boyer |
1 |
| Coursey, D. G. |
1 |
| De Luca, Giuseppe 1876-1950 |
1 |
| Donizetti, Gaetano 1797-1848 |
1 |
| Díaz de la Peña, Eugenio 1837-1901 |
1 |
| Freising, Heywood W. |
1 |
| Gigli, Beniamino 1890-1957 |
1 |
| Gillingham, Paul |
1 |
| Gladys, McCormick |
1 |
| Griffin, Gerald J. L. |
1 |
| Guillermo de la, Peña |
1 |
| Jaime M., Pensado |
1 |
| Jeffrey W., Rubin |
1 |