Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
H.P. Piston Valves and Liners, Bar Mill Rev. Eng.
Purple print on cream paper. Blueprint drawn up for Baldwins Ltd., Steelworks, Panteg - H.P. Piston Valves and Liners, Bar Mill Reversing Engine, 1943.
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.