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Adrodd fel Amhriodol

Testun Gwreiddiol (Anodiad: EPW053951 / 1023207)

' Monkton Colliery . The sinking of the shaft was started by Wallsend & Hebburn Coal Co about 1920. It was closed in 1925 for some reason. '

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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