| Flue Gas Analysis - Orsat Apparatus |
1944 |
20202 Audio Productions Inc |
19 min |
16mm |
B&W |
sound |
| Powder Metallurgy, Pt 1 - Principles And Uses |
1945 |
20202 Audio Productions Inc |
19 min |
16mm |
B&W |
sound |
| Powder Metallurgy, Pt 2 - Manufacture Of Porous Bronze Bearings |
1945 |
Audio Productions Inc |
15 min |
16mm |
B&W |
sound |
| Principles Of Dry Friction |
1945 |
20202 Graphic Films Corp |
|
16mm |
|
sound |
| Principles Of Lubrication |
1945 |
20202 Graphic Films Corp |
|
16mm |
|
sound |
| Principles of Refrigeration ▶ |
1944 |
20202 Graphic Films Corp |
|
16mm |
|
sound |
| X - Ray Inspection |
1944 |
20202 Audio Productions Inc |
|
16mm |
|
sound |