| Reference number | NLB/4/195 |
| Alternative reference number | NLB/4 p82 |
| Level | Item |
| Title | Copy letter from an unknown correspondent, to Messrs West, Newman & Company |
| Date | 19 March 1890 |
| Description | The corrections made on the original plates by Dr [William] Marcet are withdrawn and the correspondent now substitutes some alterations in the lettering of one of the plates, the purpose of which is to assimilate plate B to plate A. When the Messrs have made the alterations and added the arrows the correspondent asks to see the revises of the two plates. |
| Extent | 1p |
| Format | Carbon |
| Access status | Open |