| Verfasser | Häufigkeit |
|---|---|
| Daily, Elaine Kiess | 1 |
| Grigg, Charles M. | 1 |
| Grigg, P.F | 1 |
| Grigg, Percy James 1890-1964 | 1 |
| Holtmann, Alphonse G. | 1 |
| Little, R. A. | 1 |
| Martin, Patricia Y. | 1 |
| Penwarden, A.D | 1 |
| Platt, M. P. Ward 1954- | 1 |
| Powers, Robert | 1 |
| Rayment, R. | 1 |
| Verfasser | Häufigkeit |
|---|---|
| Daily, Elaine Kiess | 1 |
| Grigg, Charles M. | 1 |
| Grigg, P.F | 1 |
| Grigg, Percy James 1890-1964 | 1 |
| Holtmann, Alphonse G. | 1 |
| Little, R. A. | 1 |
| Martin, Patricia Y. | 1 |
| Penwarden, A.D | 1 |
| Platt, M. P. Ward 1954- | 1 |
| Powers, Robert | 1 |
| Rayment, R. | 1 |