g.s.springer:
Bruce drilling shots
g.s.springer:
Bruce drilling shots
g.s.springer:
Si checks out a lead in Robbins Run Cave
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Si checks out a lead in Robbins Run Cave
g.s.springer:
Si in Robbins Run Cave
g.s.springer:
Si in Robbins Run Cave
g.s.springer:
Sara in Robbins Run Cave
g.s.springer:
Tube plugged with clastic sediments, Robbins Run Cave, WV
g.s.springer:
Tube plugged with clastic sediments, Robbins Run Cave, WV
g.s.springer:
Surveying in Robbins Run Cave, WV
g.s.springer:
Surveying in Robbins Run Cave, WV
g.s.springer:
Surveying in Robbins Run Cave, WV
g.s.springer:
Sarah in Robbins Run Cave
g.s.springer:
Slackwater sediments
g.s.springer:
Slackwater sediments
g.s.springer:
Burrows within dolomitic streak in Union Limestone
g.s.springer:
Unusual Limestone Breccia
g.s.springer:
Darcy exits Robbins Run Cave
g.s.springer:
Dead bat (still hanging on wall)
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Dead bat (still hanging on wall)
g.s.springer:
Robbins_Run_Cave-v4 (working map)
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Mouse in Robbins Run Cave
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Bruce in Robbins Run
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Robbins Run Cave Map
g.s.springer:
Dolomitic layer in Robbins Run Cave
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Headed into tube. About 18in high
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Fungus in Robbins Run Cave
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Me in the Robbins Run Cave dig
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Si digging in Robbins Run Cave
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Styolite in Robbins Run Cave
