| Verfasser | Häufigkeit |
|---|---|
| Smithson, Alison 1928-1993 | 30 |
| Smithson, Peter | 25 |
| Smithson, Peter 1923-2003 | 23 |
| Briggs, David J. | 4 |
| Addison, Kenneth | 2 |
| Atkinson, Ken | 2 |
| Harris, Anne | 2 |
| Harrison, Carolyn | 2 |
| Risselada, Max 1939- | 1 |
| Smithson, Alison und Peter | 1 |
| Spellman, Catherine | 1 |
| Unglaub, Karl | 1 |