| Author | Popularity |
| McKinley, R. A. |
4 |
| Hoskins, W. G. (William George) |
2 |
| Bent, R. D. |
1 |
| Fitzgerald, Edward, 1809-1883 |
1 |
| Lee, J. M. |
1 |
| McKinley, Daniel |
1 |
| McKinley, J. L. |
1 |
| Runyan, William McKinley |
1 |
| Shepard, Paul |
1 |
| Terhune, Alfred McKinley |
1 |
| Terhune, Annabelle Burdick |
1 |