| Verfasser | Häufigkeit |
| Wallis, Richard T. -1985 |
19 |
| Wallis, John Peter Richard |
10 |
| Wallis, Richard F. |
7 |
| Wallis, Richard T. |
5 |
| Balkanski, Minko 1927- |
4 |
| Wallis, Richard |
4 |
| Livingstone, David 1813-1873 |
3 |
| Lloyd, Robert 1940- |
3 |
| Wallis, Delia 1944- |
3 |
| Wallis, Richard Fisher 1924- |
3 |
| Aglio, Agostino 1777-1857 |
2 |
| Barnett, J. |
2 |
| Bradley, T. ca. 1. H. 19. Jh |
2 |
| Carter, James 1798-1855 |
2 |
| Cleghorn, John 1818-1880 |
2 |
| Crawley, F. |
2 |
| Cresy, Edward 1792-1858 |
2 |
| Deeble, William ca. 19. Jh |
2 |
| Dickerson, Bernard |
2 |
| Gladwin, George |
2 |