Coal
- Made:
- 1978 in United Kingdom
- printer:
- Harrison and Sons Limited
10 1/2p stamp (mint) Coal from the Energy Resources series modern pit head, strata and coal seam section issued in Great Britain 25 January 1978 designed by P Murdoch, printed by Harrison & Sons Ltd, print process photogravure, gum PVA Dextrin, 41 mm x 30 mm