Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Milwr Tunnel, plan
'Plan Shewing Position of Shafts. Scale About 3 inches = 1 mile' and 'Elevation Shewing Relative Depths of Shafts. Vertical Scale 1 inch = 200 Feet'. Longitudinal S-N section and plan of proposed Milwr Tunnel. Drawn in pen and ink with some colour washes.
Pwnc
Diwydiant
Rhif yr Eitem
1997.40/1
Derbyniad
Donation, 26/3/1997
Mesuriadau
Meithder
(cm): 52.7
Lled
(cm): 70.7
Deunydd
papur
Lleoliad
In store
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.