Adrodd fel Amhriodol

Testun Gwreiddiol (Anodiad: WAW047540 / 783089)

' Ex LMS standard gauge Conway Valley Railway line near the southern portal of the Blaenau Ffestiniog railway tunnel which is 2miles 340yards long. '

Dywedwch wrthym pam mae’r cynnwys hwn yn amhriodol *(gofynnol)

Dewis categori *(gofynnol)

Os ‘Arall’ rhowch fanylion (dewisol)

Eich enw (dewisol)

Eich cyfeiriad e-bost (dewisol)

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