| Ref No | LDGSL/1037/TYRRELL |
| Title | Letters to Leonard Hawkes from George Walter TYRRELL |
| Date | 1931-1936 |
| Level | Sub Sub Series |
| Extent | 4 letters |
| Format | Document |
| Access Conditions | Access is by appointment only. Please contact the Archivist for further information. |
| Language | English |
| CreatorName | TYRRELL | George Walter | 1883-1961 | petrologist |