| Verfasser | Häufigkeit |
| Hoebel, Edward Adamson 1906-1993 |
45 |
| Llewellyn, Karl N. 1893-1962 |
5 |
| Wallace, Ernest |
4 |
| Adamson, Alan H. |
3 |
| Hoebel, E. Adamson |
3 |
| Jennings, Jesse David 1909-1997 |
3 |
| Frost, Everett L. |
2 |
| Adamson, Amandus Heinrich 1855-1929 |
1 |
| Drude, Maria Elisabeth |
1 |
| Haar, Barend ter 1892-1941 |
1 |
| Hoebel, E. Adamson 1906-1993 |
1 |
| Hoebel, E. Adamson, (Edward Adamson) |
1 |
| Schiller, Abraham Arthur 1902-1977 |
1 |
| Smith, Elmer R. 1909-1960 |
1 |
| Weaver, Thomas 1955- |
1 |