| Grinding A Deep Hole |
1944 |
20202 Emerson Yorke Studios |
18 min |
16mm |
B&W |
sound |
| GRINDING A STRAIGHT HOLE |
1944 |
Castle Films |
15 min |
16mm |
|
Sound |
| Grinding and facing a blind hole |
1947 |
Division of Visual Aids United States Office of Education (Producer) Federal Security Agency (Producer) Emerson Yorke Studio (Producer) |
17 min |
16mm |
B&W |
Optical sound |