| Reference number | MC/34/139 |
| Alternative reference number | 19139 |
| Level | Item |
| Title | Letter from the Director-General of the Ordnance Survey, Ordnance Survey Office, Southampton, to The Assistant Secretary, Royal Society |
| Creator | Director-General of the Ordnance Survey |
| Date | 18 July 1919 |
| Description | Confirms the completion of charts and diagrams for Mr. Walker's Magnetic Survey, informing that the proofs have been sent to Mr. Walker. States that Mr. Walker has chosen a suitable paper for the charts and and encloses paper samples for the diagrams, requesting the Royal Society to select the most suitable one, after which he will proceed with printing and send proofs. |
| Extent | 1p |
| Format | Carbon |
| Physical description | Typescript |
| Access status | Open |