| Reference number | NLB/8/222 |
| Alternative reference number | NLB/8 p102 |
| Level | Item |
| Title | Copy letter from Herbert Rix, to Messrs Andre & Company, Bushey, Hertfordshire |
| Date | 29 July 1893 |
| Description | 're Lockyer
Herewith new copy for spectrum block which, as I have already informed you was not satisfactory as done from the old copy. Mr Lockyer writes that it should be enlarged to a width of 2 inches'. |
| Extent | 1p |
| Format | Carbon |
| Access status | Open |