Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Data on American basic open-hearth steel practice article
Full title: 'Data Relating to American Basic Open-Hearth Steel Practice' by A.N. Diehl. Two pages containing print on both sides - pages 43-46 of the Iron and Coal Trades Review, July 9, 1926. Printed in black on cream paper.
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.