Adrodd fel Amhriodol
Testun Gwreiddiol (Anodiad: EAW006007 / 2084863)
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                            Mount Pleasant Redoubt.  Built in 1780 as part of the dockyard defences, it became redundant in 1860.  It was used in both World Wars, in the first it housed a single anti-aircraft gun and in the second it was home to a different anti-aircraft gun and a barrage balloon.
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