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lynn roebuck photography: Secluded Ruins Of A Saltpetre Cave
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lynn roebuck photography: Tally Marks on Cave Ceiling
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lynn roebuck photography: Saltpeter Works
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lynn roebuck photography: Pine Torch
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lynn roebuck photography: Cagle Saltpetre Cave Leaching Vat
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lynn roebuck photography: Ceiling Support in the Cave
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lynn roebuck photography: Mattock Marks
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lynn roebuck photography: Tally Marks
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lynn roebuck photography: Cagle Saltpeter Cave