| A Summary Of Equilibrium Principles |
1959 |
Encyclopedia Britannica Films |
|
16mm |
|
sound |
| A Review Of Valence Concepts - Oxidation Number |
1959 |
Encyclopedia Britannica Films |
|
16mm |
|
sound |
| A First Look At Atomic Structure |
1959 |
Encyclopedia Britannica Films |
|
16mm |
|
sound |
| A Family Of Elements - The Alkali Metals |
1959 |
Encyclopedia Britannica Films |
|
16mm |
|
sound |