Ingenious mechanisms for designers and inventors.
| Other Authors: | , |
|---|---|
| Format: | Book |
| Language: | English |
| Published: |
New York
Industrial Press
c1930.
|
| Subjects: |
| Other Authors: | , |
|---|---|
| Format: | Book |
| Language: | English |
| Published: |
New York
Industrial Press
c1930.
|
| Subjects: |