| Verfasser | Häufigkeit |
| Jessop, David |
6 |
| Morrison, Alex |
4 |
| Crocker, Barry |
3 |
| Dashorst, Gilbert Roelof Maria |
3 |
| Jessop, Bob 1946- |
3 |
| Moulaert, Frank 1951- |
3 |
| Simmons, Liana |
3 |
| Swyngedouw, Erik 1956- |
3 |
| Van den Broeck, Pieter |
3 |
| Baily, Peter J. H. 1922- |
2 |
| Compton, Henry K. |
2 |
| Farmer, David H. 1932- |
2 |
| Jessop, David 1943- |
2 |
| Jessop, John |
2 |
| Bayldon, Geoffrey |
1 |
| Bradshaw, Carl ca. 20. Jh |
1 |
| Cliff, Jimmy |
1 |
| Cowan, Tom 1945- |
1 |
| Davies, Robin |
1 |
| Dekker, Desmond 1942-2006 |
1 |