Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Sinter - Facts and Fancies (article)
Typed copy of article inside a brown card file. Article typed in black ink on off-white paper. "Blast Furnace and Steel Plant April, May and June 1939. Sinter - Facts and Fancies'" by Perry C. Harrison (General Manager, Evergreen Mines Company, Crosby, Minn.)
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.