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Testun Gwreiddiol (Anodiad: EPW046146 / 1347449)

' Greenwich Power Station. Construction began in 1902. Has been modernised over the years and is still in use as a source of power for the London Underground system. More information can be found here. https://en.wikipedia.org/wiki/Greenwich_Power_Station '

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

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