Origin of granite conference at meeting of the Geological Society of America held in Ottawa, Canada, December 30, 1947. James Gilluly, chairman.
| Awdur Corfforaethol: | |
|---|---|
| Awduron Eraill: | , |
| Fformat: | Llyfr |
| Iaith: | Saesneg |
| Cyhoeddwyd: |
[New York]
1948.
|
| Cyfres: | Memoir (Geological Society of America)
28. |
| Pynciau: |