| Geometric Concepts |
1969 |
Modern Learning Aids Div Of Ward's Natural Science |
|
16mm |
|
sound |
| Geometric Transformations |
1969 |
Modern Learning Aids Div Of Ward's Natural Science |
|
16mm |
|
sound |
| The Gauss - Bonnet Theorem |
1974 |
Univ Of Washington / Center For Educational Resources |
|
16mm |
|
sound |