| Verfasser | Häufigkeit |
|---|---|
| Horn, Roger A. 1942- | 28 |
| Johnson, Charles R. 1948- | 27 |
| Busch, D. W. H. | 19 |
| Graefe, Carl Ferdinand | 19 |
| Horn, E. | 19 |
| Hufeland, Christoph Wilhelm | 19 |
| Link, Heinrich Friedrich | 19 |
| Müller, J. | 19 |
| Rudolphi, Karl Asmund | 19 |
| Horn, Robert C. | 18 |
| Horn, Volker 1945-2009 | 17 |
| Horn, Camilla | 13 |
| Horn, Christoph 1964- | 11 |
| Horn, Heiner 1920-2013 | 11 |
| Horn, Rebecca 1982- | 11 |
| Osann, E. | 11 |
| Dieffenbach, J. F. | 10 |
| Jüngken, J. C. | 10 |
| Horn, Heide | 9 |
| Horn, Paul 1922-2016 | 9 |