British Cave Research Association Online Archive
BCRA Online Archive
All Collections > John (Nobby) Clarke's Photograph Collection > Caves of the Yorkshire Dales - 8 images (1.9 MB)
Alum Pot entrance shaft
Long Churn
Gilbert Baldock in Long Churn
Joan Clarke on the iron ladder in Lancaster Hole entrance shaft
Column and straws in Lancaster Hole
The Collonades, Lancaster Hole with Dorothy Balance and Joan Clarke
Formations in Lancaster Hole
Gilbert Baldock in Great Douk
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