Nid oes gennych resi chwilio datblygedig. Ychwanegwch un trwy glicio ar y botwm '+ Ychwanegu Rhes'
Undated etching of Pontcysyllte Aqueduct.  Originally produced for Thomas Dugdale's part-work survey published as "The Curiosities of Great Britain" or "England Delineated" in various formats between 1838 and 1860.Further Information