| Reference number | NLB/1/428 |
| Alternative reference number | NLB/1 p307 |
| Level | Item |
| Title | Copy letter from Herbert Rix, to Dr John Louis Emil Dreyer |
| Date | 16 March 1887 |
| Description | Rix has had the misfortune of mislaying a letter of Dreyer's which would give him the following information, how many copies of the second Armagh Catalogue remain over from the 300 printed. |
| Extent | 1p |
| Format | Carbon |
| Access status | Open |