Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Dowlais Works, letter
Letter typed in black ink on cream paper. Letter from W.E. Simons re. Dowlais flue dust. Dated 10th June 1953.
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.