| Reference number | NLB/7/948 |
| Alternative reference number | NLB/7 p434 |
| Level | Item |
| Title | Copy letter from Herbert Rix, to Mr Collings |
| Date | 1 June 1893 |
| Description | Asks if Collings can do both [James H] Gray and [James B] Henderson's curves as blocks for 'Proceedings [of the Royal Society]', white on black. If so they should be put in hand at once. Zincs of the diagrams may be made with due reduction of size. |
| Extent | 1p |
| Format | Carbon |
| Access status | Open |