| Reference number | MC/21/109 |
| Alternative reference number | MC.06109 |
| Level | Item |
| Title | Letter from [Charles] Chree, National Physical Laboratory (Kew Observatory Department), Richmond, Surrey, to [Joseph] Larmor |
| Creator | Chree; Charles (1860-1928) |
| Date | 12 December 1906 |
| Description | Chree returns Dr Thorpe's letter which includes various points on 'the existence and destruction of suitable instruments', 'existence of sufficiently skilled observers', and 'standardization of instruments'. |
| Extent | 2p |
| Format | Manuscript |
| Physical description | Ink on paper |
| Access status | Open |