Browsing by Author V.Oppenheim
Showing results 1 to 3 of 3
| Issue Date | Title | Author(s) |
|---|---|---|
| 1938 | Cross seccionas throught S.W. Táchira | V.Oppenheim |
| 1938 | Generalised columnar section of S.W Táchira | V.Oppenheim |
| 1939 | Geological map of SW Táchira (Fronter área) | V.Oppenheim |