Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Crumlin Viaduct, engineering drawing
Engineering drawing of Crumlin Viaduct. Plan of foundation pier No.11. Three in the viaduct, two on 6ft 3½ and one on 2ft 3½ foundations. Scale half inch to the foot.
Pwnc
Diwydiant
Rhif yr Eitem
87.246I/186
Mesuriadau
Meithder
(mm): 652
Lled
(mm): 970
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