| Verfasser | Häufigkeit |
|---|---|
| Link, Arthur S. 1920-1998 | 63 |
| Little, John E. | 63 |
| Wilson, Woodrow 1856-1924 | 63 |
| Marchand, Phyllis | 39 |
| Hirst, David W. | 35 |
| Link, Margaret D. | 27 |
| Boemeke, Manfred F | 23 |
| Hirst, David W | 21 |
| Aandahl, Frederick | 18 |
| Thomas, Milton Halsey 1903- | 18 |
| Little, Stephen E. 1948- | 16 |
| McLachlan, Jenny | 13 |
| Davison, John Wells | 12 |
| Mulder, John M. 1946- | 10 |
| Thompson, Denise | 10 |
| Amon, L. Kathleen | 8 |
| Elvin, Sylvia | 6 |
| Fontijin, Sylvia Elvin | 6 |
| James, Edith | 6 |
| Gordon, Ann D. 1944- | 5 |