| Verfasser | Häufigkeit |
|---|---|
| Hills, F. J. | 3 |
| Hills, F. Jackson | 3 |
| Hills, Elijah Clarence 1867-1932 | 2 |
| Hills, John W. | 2 |
| Johnson, S. S. | 2 |
| Little, Thomas M. | 2 |
| Ulrich, Albert | 2 |
| Aday, Sean | 1 |
| Allam, Roger | 1 |
| Ament, Hermann 1936- | 1 |
| Andžāns, Māris | 1 |
| Bonner, Tessa 1951-2008 | 1 |
| Bērziņa-Čerenkova, Una | 1 |
| Caddick, David | 1 |
| Cameron, Peter | 1 |
| Carr, Jane | 1 |
| Chris, Fujiwara | 1 |
| Chuck, Kleinhans | 1 |
| Church, Tony | 1 |
| Colin, Gunckel | 1 |