A treatise on the detached lever escapement : and a dissertation on watch motions /by Thomas Charles Scotchford
Record Details
| Publisher: | J. Hall, |
|---|---|
| Pub Date: | 1866 |
| Pages: | 64 pages, 12 folded plates: |
| Publisher: | J. Hall, |
|---|---|
| Pub Date: | 1866 |
| Pages: | 64 pages, 12 folded plates: |