418 CC: Gwahaniaeth rhwng fersiynau

[[6ed ganrif6g CC]] - '''[[55g CC]]''' - [[4ydd ganrif4g CC]] <br>

[[460au CC]] [[450au CC]] [[440au CC]] [[430au CC]] [[420au CC]] - '''[[410au CC]]''' - [[400au CC]] [[390au CC]] [[380au CC]] [[370au CC]] [[360au CC]] <br />

[[423 CC]] [[422 CC]] [[421 CC]] [[420 CC]] [[419 CC]] - '''418 CC''' - [[417 CC]] [[416 CC]] [[415 CC]] [[414 CC]] [[413 CC]]
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