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Counter-Balance Incline, Floor 0 to Floor 5, Diffwys Slate Quarry
Investigators' Digital Photography
DS2015_231 - Investigators' Digital Photography
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Counter-Balance Incline, Floor 0 to Floor 5, Diffwys Slate Quarry
Math O Safle
INCLEIN GWRTHBWYSO
Archifau
2
Delweddau
1