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Tony Worsley TJW: ROTWSI
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Tony Worsley TJW: Bryn Eglwys Slate Quarry (Abergynolwyn) 1979 & 1990
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Tony Worsley TJW: Bryn Eglwys Slate Quarry (Abergynolwyn) 1979
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Tony Worsley TJW: Bryn Eglwys Slate Quarry: Pont Llaeron 1990
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Tony Worsley TJW: Bryn Eglwys Slate Quarry: Pont Llaeron Dam 1990
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Tony Worsley TJW: Bryn Eglwys Slate Quarry May 1990
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Tony Worsley TJW: Bryn Eglwys Slate Quarry - May 1990
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Tony Worsley TJW: Bryn Eglwys Slate Quarry - May 1990
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Tony Worsley TJW: Bryn Eglwys Slate Quarry - May 1990
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Tony Worsley TJW: Bryn Eglwys Slate Quarry - May 1990
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Tony Worsley TJW: Bryn Eglwys Slate Quarry - May 1990
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Tony Worsley TJW: Bryn Eglwys Slate Quarry (May 1990)
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Tony Worsley TJW: Bryn Eglwys Slate Quarry (May 1990)
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Tony Worsley TJW: Bryn Eglwys Slate Quarry (May 1990)
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Tony Worsley TJW: Bryn Eglwys Slate Quarry - 10B/15B incline winding house (1990)
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Tony Worsley TJW: Bryn Eglwys Slate Quarry (May 1990)
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Tony Worsley TJW: Bryn Eglwys Slate Quarry (May 1990)
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Tony Worsley TJW: Bryn Eglwys Slate Quarry (May 1990)
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Tony Worsley TJW: Bryn Eglwys Slate Quarry (May 1990)
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Tony Worsley TJW: Bryn Eglwys Slate Quarry - Weighbridge (2012)
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Tony Worsley TJW: Bryn Eglwys Slate Quarry: Weighbridge (2012)
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Tony Worsley TJW: Bryn Eglwys Slate Quarry - 10B/15B incline winding house (1990)
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Tony Worsley TJW: Bryn Eglwys Slate Quarry - 5B/10B incline winding house (1990)