| Verfasser | Häufigkeit |
| Hungerford, Margaret Wolfe 1855-1897 |
119 |
| Bodanzky, Artur 1877-1939 |
3 |
| Clemens, Hans |
3 |
| Flagstad, Kirsten 1895-1962 |
3 |
| Gabor, Arnold 1880-1950 |
3 |
| Halstead, Margaret 1908-1970 |
3 |
| List, Emanuel 1888-1967 |
3 |
| Melchior, Lauritz 1890-1973 |
3 |
| Tibbett, Lawrence 1896-1960 |
3 |
| Wagner, Richard 1813-1883 |
3 |
| Wolfe, Margaret Ripley |
3 |
| Fleischer, Editha |
2 |
| Metropolitan Opera Chorus |
2 |
| Metropolitan Opera Orchestra |
2 |
| Paltrinieri, Giordano 1890-1970 |
2 |
| Wolfe, James 1890- |
2 |
| Krupp, Judy-Arin |
1 |
| Paltrinieri, Giovanni |
1 |
| Smith, Margaret M. |
1 |
| Tanner, Ilse-Dore |
1 |