Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Wyndham Colliery, plan
Plan: Wyndham Pit strata & surface arrangement, with mineral estate of John Brogden & Sons. Also positions of South Wales collieries and Tondu works. Scales 60':1" and 1/8":1', 1870.
Section of Wyndham pit and map of South Wales coalfield showing the Brogden mineral estate (1870).
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.