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Dangos 7 canlyniad
Disgrifiad archifolFfyrdd a thrafnidiaeth/Roads and transport
Ffyrdd a thrafnidiaeth/Roads and transport
Ffyrdd a thrafnidiaeth/Roads and transport
Ffyrdd a thrafnidiaeth/Roads and transport
Ffyrdd a thrafnidiaeth/Roads and transport
Ffyrdd a thrafnidiaeth/Roads and transport
Trafnidiaeth/Transport
Trafnidiaeth/Transport
Ffyrdd a thrafnidiaeth/Roads and transport
Ffyrdd a thrafnidiaeth/Roads and transport
Rheilffyrdd/Railways
Rheilffyrdd/Railways
Trafnidiaeth: ffeil seneddol/Transport: parliamentary file
Trafnidiaeth: ffeil seneddol/Transport: parliamentary file