| Browse this collection | This entry describes an individual archive record or file. Click here to browse the full catalogue for this collection |
| Archive Reference / Library Class No. | NCB/A/BUT/13/10/13 |
| Former Reference | N5/199/5 |
| Title | Butterley Company correspondence file on analysis of coal by H.L. Pirie of the Coal Utilisation Council relating to investigations into comparisions of domestic fuel types |
| Date | Apr 1934-Jun 1934 |
| Description | Involving analyses of coals from Swanwick Old Pit and Hartshay Mickley Seam |
| Extent | 1 file |
| Level | File |
| Repository | Derbyshire Record Office |
| Archive Creator | Butterley Company |
| National Coal Board |
| Format | Document |