Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
James Watt's Double Acting Steam Engine
White card with black print of the double acting steam Engine. Accompanying text gives details from Robison (J.), Steam and Steam Engines, 1818.
Pwnc
Diwydiant
Rhif yr Eitem
70.28I/28
Mesuriadau
Meithder
(mm): 240
Lled
(mm): 150
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.