| 1979 |
The Two Worlds Of Hong Kong |
Natl Geographic Society / Educational Services |
24 min |
16mm |
|
sound |
| 1979 |
Tidal Flat And Its Ecosystem |
Natl Geographic Society / Educational Services |
20 min |
16mm |
|
sound |
| 1980 |
A Forest In The Clouds |
Natl Geographic Society / Educational Services |
20 min |
16mm |
|
sound |
| 1980 |
Dive to the Edge of Creation ▶ |
Natl Geographic Society / Educational Services |
|
16mm |
|
sound |
| 1980 |
Mysteries Of The Mind |
Natl Geographic Society / Educational Services |
59 min |
16mm |
|
sound |
| 1980 |
Portrait Of A Coal Miner |
Natl Geographic Society / Educational Services |
15 min |
16mm |
|
sound |
| 1980 |
Portrait of a Wheat Farmer |
Natl Geographic Society / Educational Services |
15 min |
16mm |
|
sound |
| 1980 |
The Sun - Earth's Star |
Natl Geographic Society / Educational Services |
20 min |
16mm |
|
sound |
| 1980 |
The Superliners - Twilight Of An Era |
Natl Geographic Society / Educational Services |
59 min |
16mm |
|
sound |
| 1980 |
Water - A Precious Resource |
NATL GEOGRAPHIC SOCIETY 17TH AND M STS NW WASHINGTON DC 20036 |
23 min |
16mm |
|
sound |
| 1980 |
Water: A Precious Resource ▶ |
Natl Geographic Society |
23 min. |
16mm |
|
sound |
| 1981 |
About Sharks |
Natl Geographic Society / Educational Services |
432 |
16mm |
|
sound |
| 1981 |
Animal babies |
NATL. GEOGRAPHIC SOCIETY |
15 |
16mm |
Color |
sound |
| 1981 |
Dinosaurs - Puzzles From The Past |
Natl Geographic Society / Educational Services |
20 min |
16mm |
|
sound |
| 1981 |
Etosha - Place Of Dry Water |
NATL GEOGRAPHIC SOCIETY 17TH AND M STS NW WASHINGTON DC 20036 |
59 min |
16mm |
|
sound |
| 1981 |
From here to there |
NATL. GEOGRAPHIC SOCIETY |
16 |
16mm |
|
|
| 1981 |
Gorilla |
NATL GEOGRAPHIC SOCIETY 17TH AND M STS NW WASHINGTON DC 20036 |
59 min |
16mm |
|
sound |
| 1981 |
National Parks, Promise And Challenge |
Natl Geographic Society / Educational Services |
23 min |
16mm |
|
sound |
| 1981 |
Nuclear Energy - The Question Before Us |
Natl Geographic Society / Educational Services |
25 min |
16mm |
|
sound |
| 1981 |
Portrait Of A Fisherman |
Natl Geographic Society / Educational Services |
15 min |
16mm |
|
sound |
| 1981 |
World Within Worlds |
Natl Geographic Society / Educational Services |
23 min |
16mm |
|
sound |
| 1982 |
Branches of government: The judicial branch |
NATL. GEOGRAPHIC SOCIETY |
22 |
16mm |
|
sound |
| 1982 |
On The Nose |
Natl Geographic Society / Educational Services |
13 min |
16mm |
|
sound |
| 1982 |
Polar Bear Alert |
NATL GEOGRAPHIC SOCIETY 17TH AND M STS NW WASHINGTON DC 20036 |
59 min |
16mm |
|
sound |
| 1982 |
Preserving Egypt's Past |
Natl Geographic Society / Educational Services |
23 min |
16mm |
|
sound |
| 1982 |
Reflecting On The Moon |
Natl Geographic Society / Educational Services |
15 min |
16mm |
|
sound |
| 1982 |
Saving The Gorilla |
Natl Geographic Society / Educational Services |
23 min |
16mm |
|
sound |
| 1982 |
The Sharks ▶ |
NATL GEOGRAPHIC SOCIETY 17TH AND M STS NW WASHINGTON DC 20036 |
|
16mm |
|
sound |
| 1982 |
The Thames |
NATL GEOGRAPHIC SOCIETY 17TH AND M STS NW WASHINGTON DC 20036 |
59 min |
16mm |
|
sound |
| 1982 |
What Energy Means |
Natl Geographic Society / Educational Services |
15 min |
16mm |
|
sound |
| 1983 |
A Swamp ecosystem |
NATL. GEOGRAPHIC SOCIETY |
25 |
16mm |
|
|
| 1983 |
Alaska and Hawaii |
NATL. GEOGRAPHIC SOCIETY |
25 |
16mm |
|
|
| 1983 |
Animals that build |
NATL. GEOGRAPHIC SOCIETY |
15 |
16mm |
|
sound |
| 1983 |
Australia's animal wonders |
NATL. GEOGRAPHIC SOCIETY |
15 |
16mm |
|
|
| 1983 |
Fossils - Clues To The Past |
Natl Geographic Society |
23 min |
16mm |
|
sound |
| 1983 |
Leakey |
NATL. GEOGRAPHIC SOCIETY |
23 |
16mm |
|
|
| 1983 |
New England |
NATL. GEOGRAPHIC SOCIETY |
25 |
16mm |
|
|
| 1983 |
Photosynthesis - Life Energy |
NATL GEOGRAPHIC SOCIETY 17TH AND M STS NW WASHINGTON DC 20036 |
18 min |
16mm |
|
sound |
| 1983 |
Pollination |
Natl Geographic Society / Educational Services |
23 min |
16mm |
|
sound |
| 1983 |
Rain Forest ▶ |
NATL GEOGRAPHIC SOCIETY 17TH AND M STS NW WASHINGTON DC 20036 |
59 min |
16mm |
|
sound |
| 1983 |
Save the Panda ▶ |
NATL GEOGRAPHIC SOCIETY 17TH AND M STS NW WASHINGTON DC 20036 |
|
16mm |
|
sound |
| 1983 |
Spring |
NATL. GEOGRAPHIC SOCIETY |
16 |
16mm |
|
|
| 1983 |
The Great Lakes States |
Natl Geographic Society / Educational Services |
25 min |
16mm |
|
sound |
| 1983 |
The Great Lakes States |
NATL. GEOGRAPHIC SOCIETY |
25 |
16mm |
|
|
| 1983 |
The Heartland |
Natl Geographic Society / Educational Services |
25 min |
16mm |
|
sound |
| 1983 |
The Heartland |
NATL. GEOGRAPHIC SOCIETY |
25 |
16mm |
|
|
| 1983 |
The Lower South |
NATL. GEOGRAPHIC SOCIETY |
25 |
16mm |
|
|
| 1983 |
The Mid-Atlantic states |
NATL. GEOGRAPHIC SOCIETY |
25 |
16mm |
|
|
| 1983 |
The Mountain States |
Natl Geographic Society / Educational Services |
25 min |
16mm |
|
sound |
| 1983 |
The Mountain States |
NATL. GEOGRAPHIC SOCIETY |
25 |
16mm |
|
|