| Verfasser | Häufigkeit |
| Crampton, Patricia 1925-2016 |
3 |
| Crampton, Patrick |
3 |
| Benton, Curtis |
2 |
| Crampton, Andrew |
2 |
| Crampton, Howard |
2 |
| Crampton, Patricia |
2 |
| Gaudio, Eugene |
2 |
| Holubar, Allen |
2 |
| Parkinson, Simon |
2 |
| Paton, Stuart |
2 |
| Abbott, Bruce 1954- |
1 |
| Ahlberg, Mac 1931-2012 |
1 |
| Band, Richard |
1 |
| Belvin, Jesse 1932-1960 |
1 |
| Benison, Brian |
1 |
| Burton, Robin Lewis 20. Jh |
1 |
| Clark, Alvin |
1 |
| Crampton, Barbara 1958- |
1 |
| Crampton, Edmund P. |
1 |
| Crampton, Elysia Chuquimia |
1 |