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Nigel_O: Subsidence B&W
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Nigel_O: Winding house
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Nigel_O: Subsidence
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Nigel_O: Room with a view
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Nigel_O: Dinorwic winding house
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Nigel_O: Dinorwic sunrise
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Nigel_O: Dinorwic dressing mill
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Nigel_O: Dinorwic dressing mill - Australia level
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Nigel_O: Dinorwic dressing mill - Australia level B&W
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Nigel_O: Dinorwic C6 Incline
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Nigel_O: Dinorwic Australia level