Author
| Frazer, J. G. |
11 |
| Griggs, Frederick L. |
7 |
| Thomson, Hugh |
6 |
| Pennell, Joseph |
5 |
| Huxley, Thomas Henry |
4 |
| Paul, Herbert |
4 |
| Thomson, Hugh (Illus.) |
4 |
| Bradley, A. G. |
3 |
| Frazer, James George Sir |
3 |
| Green, John Richard |
3 |
| Palmer, Roundell |
3 |
| Watts, George Frederic |
3 |
| Watts, M. S. |
3 |