Darganfod ac Archwilio’r Casgliad

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Golygfa ar draws Llyn Padarn

Golygfa ar draws Llyn Padarn
  • 402
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Golygfa ar draws Llyn Padarn

Golygfa ar draws Llyn Padarn
  • 385
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Golygfa o Ddyffryn Nantlle 1979

Golygfa o Ddyffryn Nantlle 1979
  • 346
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Talysarn ym 1979

Talysarn ym 1979
  • 372
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Map degwm St Woolos (Casnewydd), Sir Fynwy

Map degwm St Woolos (Casnewydd), Sir Fynwy
  • 1,907
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Gwaith a Diwydiant: Hanes trwy fapiau degwm...

Gwaith a Diwydiant: Hanes trwy fapiau degwm...
  • 1,406
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Gwaith a Diwydiant: Hanes trwy fapiau degwm...

Gwaith a Diwydiant: Hanes trwy fapiau degwm...
  • 1,279
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