| Expansion |
1970 |
BFA |
|
16mm |
|
sound |
| Temperature |
|
CENTRE FOR EDUCATIONAL TV OVERSEAS LONDON ENGLAND |
|
16mm |
|
sound |
| The Gas Laws |
|
CENTRE FOR EDUCATIONAL TV OVERSEAS LONDON ENGLAND |
|
16mm |
B&W |
sound |
| Thermometers |
1961 |
Rothschild Film Corp |
|
16mm |
|
sound |
| Vapor Pressure |
|
CENTRE FOR EDUCATIONAL TV OVERSEAS LONDON ENGLAND |
|
16mm |
|
sound |