| Distributing heat energy. |
1938 |
ERPI Classroom Films Inc. |
1 reel |
16mm |
|
sound |
| Electric Currents And Circuits |
1985 |
C/O Simon & Schuster Film & Videos |
14 min |
16mm |
Color |
sound |
| Electricity And Magnetism |
1985 |
C/O Simon & Schuster Film & Videos |
14 min |
16mm |
Color |
sound |
| Eletricity And Magnetism |
1985 |
C/O Simon & Schuster Film & Videos |
|
16mm |
|
sound |
| Fuels and heat. |
1938 |
ERPI Classroom Films Inc. |
1 reel |
16mm |
|
sound |
| Heat and Energy Transfer |
1985 |
Centron Productions |
14 min |
16mm |
Color |
sound |
| LIGHT WAVES AND THEIR USES |
1937 |
Erpi Picture Consultants Inc. |
10 min |
16mm |
|
Sound |
| SOUND RECORDING AND REPRODUCTION |
1943 |
Encyclopaedia Britannica Films Inc |
10 min |
16mm |
|
Sound |
| Static And Current Electricity |
1985 |
coronet / centron |
16 min |
16mm |
Color |
sound |
| The Earth's rocky crust. |
C1931 |
Encyclopaedia Britannica Films Inc |
375 |
16mm |
|
sound |
| The wearing away of the land. |
C1938 |
Encyclopaedia Britannica Films Inc |
4:00 |
16mm |
|
sound |
| THERMODYNAMICS |
1938 |
Encyclopaedia Britannica Films Inc |
11 min |
16mm |
|
Sound |