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Adrodd fel Amhriodol

Testun Gwreiddiol (Anodiad: EPW035426 / 2016981)

' Guglielmo Marconi's Rotating Beam Transmitter with shed. Installed in 1923, broken up and sold in 1932 '

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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