| Ref No | LDGSL/1037/HOLTEDAHL |
| Title | Letters to Leonard Hawkes from Olaf HOLTEDAHL |
| Date | 1951-1962 |
| Level | Sub Sub Series |
| Extent | 9 letters |
| Format | Document |
| Access Conditions | Access is by appointment only. Please contact the Archivist for further information. |
| Language | English |
| CreatorName | HOLTEDAHL | Olaf | 1885-1975 | geologist |