Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
South Wales Electric Power Company (map)
Black print on cream paper with colour printed lines highlighting some areas. The South Wales Electric Power Company map of main lines.
Pwnc
Diwydiant
Rhif yr Eitem
85.108I/15
Mesuriadau
Meithder
(mm): 607
Lled
(mm): 960
Dosbarth
topographyNid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.