| Reference number | NLB/42/450 |
| Alternative reference number | NLB/42 p284 |
| Level | Item |
| Title | Copy letter from Robert William Frederick Harrison to Messrs Harrison & Sons |
| Date | 15 June 1910 |
| Description | 'Kindly have the enclosed notice inserted in the next issue of the following journals:-
The Colliery Guardian
The Iron & Coal Trades Review
Engineers
The Engineer
The mining World.' [no enclosure] |
| Extent | 1p |
| Format | Carbon |
| Access status | Open |