Design of headframes.
Saved in:
| Title: | Design of headframes. |
|---|---|
| Authors: | Burr, F. L. |
| Source: | Engineering & Mining Journal (00958948); April 7 1917, Vol. 103, p611-619, 9p |
| Database: | Applied Science & Technology Source |
| ISSN: | 00958948 |
|---|
