| The Grasslands. ▶ |
1962 |
Encyclopaedia Britannica Films Inc. |
16 |
16mm |
Color |
sound |
| The Desert. |
1962 |
Encyclopaedia Britannica Films Inc. |
|
16mm |
Color |
sound |
| Plankton and the Open Sea ▶ |
1986 |
Encyclopedia Britannica Educ. Corp |
|
16mm |
|
sound |
| Plankton and the open sea |
1962 |
encyclopedia britannica |
19 |
16mm |
Color |
|
| High Arctic Biome |
|
NFBC |
22 23 min |
16mm |
Color |
sound |