| Verfasser | Häufigkeit |
| Bailey, Larissa L. |
2 |
| Burke, Edward |
2 |
| Burroughs, Alvin |
2 |
| Clay, Shirley |
2 |
| Crowder, Robert |
2 |
| Dixon, George |
2 |
| Ewing, John |
2 |
| Fletcher, Milton |
2 |
| Fuller, Gil 1920-1994 |
2 |
| Harris, Roy 1898-1979 |
2 |
| Hines, Earl 1903-1983 |
2 |
| Hines, James E. 1947- |
2 |
| Johnson, Budd 1910-1984 |
2 |
| MacKenzie, Darryl I. |
2 |
| McLewis, Joe |
2 |
| Nichols, James D. |
2 |
| Pollock, Kenneth H. 1948- |
2 |
| Roberts, Claude |
2 |
| Royle, J. Andrew |
2 |
| Simeon, Omer |
2 |