4709: rift
San Antonio 30T 445565 4800834 (Datum: ETRS89. Accuracy code: G) Altitude 137m
Area position

A double shakehole where the depression to the east has 2 holes but no draughts. (Ref: 01g)

References: anon., 2018b (Easter logbook)
Entrance pictures :
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Line Survey :
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