Rivers changing through time a slide set /
Aims to provide awareness of changes that have occurred in our rivers and to generate discussion about the causes of the changes and the seriousness of the problems they have created.
Wedi'i Gadw mewn:
| Awduron Corfforaethol: | , |
|---|---|
| Fformat: | |
| Iaith: | English |
| Cyhoeddwyd: |
[Armadale, Vic.] :
The Commission,
1985.
|
| Pynciau: |
| Crynodeb: | Aims to provide awareness of changes that have occurred in our rivers and to generate discussion about the causes of the changes and the seriousness of the problems they have created. |
|---|---|
| Disgrifiad o'r Eitem: | Booklets consist of two copies of the same title. VCAV holds booklet only: lacks slides. For secondary school students. |
| Disgrifiad Corfforoll: | 20 slides : col. + 2 booklets (15 leaves : ill. ; 30 cm.) |