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Adrodd fel Amhriodol

Testun Gwreiddiol (Anodiad: EPW016431 / 1436349)

' As built in 1922 these locos were classified A1/A10 but from 1927 onwards the design was modified, higher boiler pressure etc, they became class A3. '

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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