( 1) Ordnance Survey Map (Scale / Date)
OS 6" 1954
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( 2) Field Investigators Comments
F1 JHO 10-JUL-50
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( 3) General reference
Rec 6" (R H Worth undated)
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( 4) General reference
Dartmoor 1953 Plate 15 29-30 Fig 5 492 (R H Worth)
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( 5) Field Investigators Comments
F2 NJA 20-OCT-78
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