Coal exploration records of boreholes.
Saved in:
| Institution som forfatter: | |
|---|---|
| Andre forfattere: | , |
| Format: | Bog |
| Sprog: | English |
| Udgivet: |
[Gaborone] Botswana :
Geological Survey Dept., Ministry of Mineral Resources and Water Affairs,
19.
|
| Fag: |
| Emne beskrivelse: | v. 2: Material compiled by D. Green and edited and prepared for publication by J. W. Baldock. |
|---|---|
| Fysisk beskrivelse: | v. : ill. ; 30 cm. |