Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Letter re. proposed headgear blueprint
Typed details in blue ink on cream paper. Letter re. Thomas Williams & Sons proposed headgear blueprint (for Grovesend Colliery) and reduction of its weight. Not dated.
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.