| Reference number | NLB/48/699 |
| Alternative reference number | NLB/48 p423 |
| Level | Item |
| Title | Copy letter from Robert William Frederick Harrison, to The Director General of the Ordnance Surveys, Southampton |
| Date | 27 September 1913 |
| Description | Acknowledges with thanks their letter of 26 September regarding the supply of the certain Ordnance Survey six inch sheets required by the Royal Society for a Magnetic Survey of the British Isles. |
| Extent | 1p |
| Format | Carbon |
| Physical description | Typescript |
| Access status | Open |