Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Rail hardening by the Maxhutte process, photos
15 black and white photographs attached to a large piece of paper, showing rail hardening by the Maxhutte process. Each photograph contains explanatory text handwritten alongside.
Pwnc
Diwydiant
Rhif yr Eitem
86.129I/2284
Mesuriadau
Meithder
(mm): 387
Lled
(mm): 684
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.