| THE SLIDE RULE. C1 Scale. |
1966 |
Ealing Corp. |
|
8mm |
Color |
sound |
| THE SLIDE RULE. Division, C And D Scales. |
1966 |
Ealing Corp. |
|
8mm |
Color |
sound |
| THE SLIDE RULE. Multiplication, C And D Scales. |
1966 |
Ealing Corp. |
|
8mm |
Color |
sound |
| THE SLIDE RULE. Reading And Handling. |
1966 |
Ealing Corp. |
|
8mm |
Color |
sound |
| THE SLIDE RULE. Squares, Cubes And Roots. |
1966 |
Ealing Corp. |
|
8mm |
Color |
sound |
| THE SLIDE RULE. The Slide Rule. |
|
Ealing Corp. |
|
8mm |
Color |
sound |
| THE SLIDE RULE. Why It Works. |
1966 |
Ealing Corp. |
|
8mm |
Color |
sound |