| Verfasser | Häufigkeit |
| Ault, Marie |
2 |
| Chesney, Arthur |
2 |
| Irwin, Ashley |
2 |
| June 1901-1985 |
2 |
| Keen, David A. |
2 |
| Keen, Malcolm |
2 |
| Montagu, Ivor |
2 |
| Nield, Victoria M. |
2 |
| Novello, Ivor 1893-1951 |
2 |
| Stannard, Eliot |
2 |
| Ventimiglia, Baron |
2 |
| Anderton, J. M. |
1 |
| Angeli, Pier 1932-1971 |
1 |
| Arnold, Malcolm 1921-2006 |
1 |
| Attenborough, Richard 1923-2014 |
1 |
| Bange, Carsten |
1 |
| Bergmann, Bernhard |
1 |
| Betteridge, Niall |
1 |
| Bliznak, Karol |
1 |
| Bohnert, Jürgen |
1 |