| Verfasser | Häufigkeit |
|---|---|
| Evenden, Bernard S. | 6 |
| Stone, Donald Robert | 5 |
| Anstey, Nigel A. | 4 |
| Evenden, Edward Samuel | 2 |
| Bedard, W. D. | 1 |
| Evenden, Chris | 1 |
| Evenden, Elizabeth | 1 |
| Evenden, James C. | 1 |
| Freeman, Thomas S. | 1 |
| González Sáinz, Maria Teresa | 1 |
| Pieuchot, Maurice | 1 |
| Struble, G. R. | 1 |