Ag lódáil…
Application of large-hole burn cut in room-and-pillar mining /
Sábháilte in:
| Údar corparáideach: | |
|---|---|
| Rannpháirtithe: | |
| Formáid: | Anaithnid |
| Teanga: | Béarla |
| Foilsithe / Cruthaithe: |
[Washington] :
U.S. Dept. of the Interior, Bureau of Mines,
1975.
|
| Sraith: | Report of investigations (United States. Bureau of Mines) ;
7994 |
| Ábhair: | |
| Clibeanna: |
Cuir clib leis
Níl clibeanna ann, Bí ar an gcéad duine le clib a chur leis an taifead seo!
|
| Cur síos fisiciúil: | 25 p. |
|---|