| Verfasser | Häufigkeit |
| Link, Arthur S. 1920-1998 |
22 |
| Little, John E. |
22 |
| Wilson, Woodrow 1856-1924 |
22 |
| Hirst, David W |
20 |
| Thomas, Milton Halsey 1903- |
18 |
| McLachlan, Jenny |
12 |
| Davison, John Wells |
11 |
| Mulder, John M. 1946- |
10 |
| Wilson-Johnson, David 1950- |
8 |
| Fontijin, Sylvia Elvin |
6 |
| Thomas, Howard |
6 |
| McGee, John |
5 |
| Motter, Thomas Hubbard Vail 1901- |
4 |
| Wilson, David |
4 |
| Allen, Thomas Sir 1944- |
3 |
| Langridge, Philip 1939-2010 |
3 |
| Small, Alan |
3 |
| Thomas, Charles |
3 |
| Wilson, David M. 1931- |
3 |
| Atherton, David 1944- |
2 |