| Ref No | LDGSL/1037/GREIG |
| Title | Letter to Leonard Hawkes from Joseph W GREIG |
| Date | 24 Jan 1930 |
| Level | Item |
| Extent | 1 letter |
| Format | Document |
| Description | Letter to Leonard Hawkes from Joseph W GREIG, Geophys. Lab. Washington D.C., 24 Jan 1930. Re: Quartz-tridymite inversion + draft reply. |
| Access Conditions | Access is by appointment only. Please contact the Archivist for further information. |
| Language | English |
| CreatorName | GREIG | Joseph W | 1895-1977 | geochemist |