Map record details

Map series Geological Survey of England and Wales 1:63,360/1:50,000 geological map series, New Series 
Sheet number 120 
Sheet title Corwen. 
Map type Solid and Drift 
Scale 1:50 000 
Publication year 1993 
Author statement Primary geological survey at the one inch scale by J.B. Burke, W.T. Aveline and A.C. Ramsey published on the Old Series sheets 74 and 75 in 1885. Solid and drift geology of this edition compiled from the sources indicated below by S.D.G.Campbell in 1988-89. Additional drift information compiled, from a Photo-interpretation and limited ground checks, by S.D.G.Campbell and B.C. Webb. R.A. Bazley Regional Geologist. 
Published statement [Published] 1993. Provisional S&D. Print code: 93/1500. 
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© Crown copyright and database rights 1993 Ordnance Survey 100021290.

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