| Author | Popularity |
| Broer,Nicolaas A. |
3 |
| Potgieter,Ferdinand J. |
2 |
| Wolhuter,Charl C |
2 |
| Wolhuter,Charl C. |
2 |
| van der Walt,Johannes L. |
2 |
| (Bram) de Muynck,A. |
1 |
| Van der Walt, Johannes L. |
1 |
| Wolhuter, Charl C. |
1 |
| Wolhuter,Charl C.W. |
1 |
| de Muynck,Abraham |
1 |
| van der Walt,JL (Hannes) |
1 |
| van der Walt,Johann L. |
1 |
| van der Walt,Johannes L |
1 |
