| Reference number | NLB/19/476 |
| Alternative reference number | NLB/19 p275 |
| Level | Item |
| Title | Copy letter from Robert William Frederick Harrison, to Mrs H Pott, 81 Cornwall Gardens, Queen's Gate, S.W. |
| Date | 11 October 1899 |
| Description | In reply to Pott's letter of the 7th, has had a search made and finds no mathematical or other papers relating to ciphers, either under 'Bacon' or 'Francis St Alban' nor with the additional title of 'Prince of Wales' or the supplementary 'Rose Cross', in the Society's possession. |
| Extent | 1p |
| Format | Carbon |
| Physical description | Typescript |
| Access status | Open |