| Verfasser | Häufigkeit |
| Downs, Roger M. |
7 |
| Downs, Jim 1973- |
4 |
| Downs, Marion P. |
4 |
| Downs, Jacques M. |
3 |
| Downs, Mary E. |
3 |
| Downs, Matthew L. 1980- |
3 |
| Downs, William M. |
3 |
| Northern, Jerry L. |
3 |
| Rocke, David M. |
3 |
| Stea, David |
3 |
| Bhargava, Hemant K. |
2 |
| Brier, Jennifer |
2 |
| Burghes, David N. |
2 |
| Costin, Lela B. |
2 |
| Downs, Angela M. |
2 |
| Downs, Brian Westerdale 1893-1984 |
2 |
| Downs, Cal W. |
2 |
| Downs, Dermott |
2 |
| Downs, Floyd L. |
2 |
| Downs, George W. |
2 |