| Verfasser | Häufigkeit |
|---|---|
| Farrand, William R. | 2 |
| Betancourt, Philip P. 1936- | 1 |
| Evely, R. D. G. | 1 |
| Hafford, William B. | 1 |
| Jacobsen, Thomas W. | 1 |
| Muhly, James David | 1 |
| Onyshkevych, Lada | 1 |
| Stearns, Carola | 1 |
| Verfasser | Häufigkeit |
|---|---|
| Farrand, William R. | 2 |
| Betancourt, Philip P. 1936- | 1 |
| Evely, R. D. G. | 1 |
| Hafford, William B. | 1 |
| Jacobsen, Thomas W. | 1 |
| Muhly, James David | 1 |
| Onyshkevych, Lada | 1 |
| Stearns, Carola | 1 |