Administration report of the Government mineralogist.
Sábháilte in:
| Teideal nua: | Geological Survey of Ceylon. Administration report of the Director |
|---|---|
| Údar corparáideach: | |
| Formáid: | Sraithuimhir |
| Teanga: | English |
| Foilsithe / Cruthaithe: |
Colombo.
|
| Ábhair: |
| Cur síos ar an mír: | Annual. Text in Sinhalese and English. |
|---|---|
| Cur síos fisiciúil: | v. : ill. ; 25cm. |