| Reference number | NLB/20/562 |
| Alternative reference number | NLB/20 p350 |
| Level | Item |
| Title | Copy letter from Robert William Frederick Harrison, to Dr David Gill, William Henry Mahoney Christie, and Sir C Wilson |
| Date | 21 May 1900 |
| Description | 'Geodetic Arc_______, which has been appointed by the Council to prepare for presentation to the International Association of Academies, a Memorandum upon the question of the extension of the Geodetic Arc along the 30th Meridian'. |
| Extent | 1p |
| Format | Carbon |
| Physical description | Manuscript |
| Access status | Open |
Fellows associated with this archive
| Code | Name | Dates |
| NA6998 | Christie; Sir; William Henry Mahoney (1845 - 1922) | 1845 - 1922 |
| NA6654 | Gill; Sir; David (1843 - 1914); astronomer | 1843 - 1914 |